QINETIQ LIMITED patents filed

Company number: 03796233


Title Date Filed Status Publication number
Controlled radar stimulation 2016-07-15 Awaiting First Examination GB2552218
Gear ratio shift management 2016-05-20 Awaiting First Examination GB2558077
Appliance receptacle 2016-05-19 Pending if pre publication date, "Application Published" if publication date is today or in the past GB2552294
System and process 2016-01-21 Awaiting First Examination GB2546520
Gearbox improvements 2014-10-10 Terminated GB2538695
Optimising the shape of a shaped charge liner 2013-12-13 Awaiting First Examination GB2510482
Electromagnetic field absorbing composition 2013-10-11 Granted GB2519133
An antenna for an RFID tag reader 2013-04-29 Terminated GB2518537
Thermal processing system 2012-12-13 Terminated GB2498631
Drive member selection mechanism having torque transmitting projections on each face 2012-09-25 Terminated GB2506199
ROV terrain disruptor 2011-05-25 Granted GB2480759
Controllable output warhead 2011-04-06 Granted GB2479966
MEMS detonator 2011-02-28 Granted GB2478822
Method of preparing explosives 2011-02-28 Granted GB2491225
Thin electrochemical cell 2011-01-21 Granted GB2489640
A light-emitting identification device having a flexible support structure 2010-11-24 Terminated GB2475781
Mounting Brackets 2010-09-28 Terminated GB2485966
Electrode composition 2010-08-27 Granted GB2487036
Final drive assembly with crowned spline coupling 2010-08-25 Terminated GB2473330
Alignment of synthetic aperture radar images 2010-08-06 Terminated GB2482551
Gear reduction and coupling assembly 2010-06-17 Terminated GB2473314
System for the detection of incoming munitions 2010-03-31 Granted GB2479211
Method and apparatus for detecting leaks in surgical gloves 2010-02-18 Terminated GB2468391
Thin Electrochemical Cell 2010-02-08 Granted GB2477552
Passive monitoring of Mode S radar ground stations 2010-01-21 Terminated GB2477103
Method for mitigating the effects of clutter and interference on a radar system 2009-12-08 Granted GB2478672
Wavefront sensing method & apparatus 2009-12-04 Granted GB2477685
Optical tag 2009-11-25 Terminated GB2478221
Non-linear optical device 2009-11-25 Granted GB2477885
Waste Management 2009-11-23 Terminated GB2476437
Laser Illuminator 2009-09-30 Granted GB2474019
Security portal 2009-09-16 Granted GB2476190
Coded aperture imaging 2009-07-30 Terminated GB2472242
Security screening 2009-07-29 Ceased GB2474175
Circuit breaker 2009-07-01 Granted GB2473569
Radio frequency absorption 2009-06-17 Terminated GB2474971
Curing method of a crosslinked polyether polymer 2009-05-18 Granted GB2462158
Valve test apparatus / method comprising actuator to apply load to valve stem 2009-04-18 Ceased GB2469530
Uniaxial Tensile Strain in Semiconductor Devices 2009-04-14 Terminated GB2469450
Strain Control in Semiconductor Devices 2009-04-14 Terminated GB2469448
P-Type Semiconductor Devices 2009-04-14 Terminated GB2469451
Compensating gravitational survey measurements for the effects of gravitational anomalies 2009-03-27 Ceased GB2468921
Chemical vapour deposition process 2009-03-25 Ceased GB2458776
Identification method 2009-03-05 Granted GB2470543
Electromagnetic shielding paint compositions 2009-01-28 Granted GB2457129
Apparatus and method for deploying a vehicle arresting device 2009-01-23 Granted GB2472536
Control of projectiles or the like 2009-01-13 Terminated GB2469767
Vehicle arresting device 2009-01-07 Granted GB2468809
Protection of computer systems 2008-12-19 Terminated GB2466455
FMCW radar system employing a Direct Digital Synthesizer (DDS) 2008-11-26 Terminated GB2465755
Method of Constructing an Electrode Assembly 2008-11-18 Terminated GB2455184
Hydrogen generator and fuel pellet 2008-11-07 Terminated GB2469248
Nested flextensional transducer and cylindrical actuator modules 2008-10-30 Granted GB2466745
Improvements in hydrogen generators 2008-10-14 Granted GB2465531
Pyrolytic hydrogen generator 2008-10-14 Granted GB2470267
Modular pellet tray assembly for use in a pyrolytic hydrogen generator 2008-10-14 Granted GB2470271
Radar method and apparatus suitable for use in multipath environments 2008-10-13 Granted GB2453846
Thermally emissive apparatus 2008-09-08 Granted GB2463284
Hydrogen generator and fuel stick 2008-08-29 Granted GB2465313
Range-finding method and apparatus 2008-08-06 Granted GB2464067
Mould comprising two internal corner-cubes and component comprising cuboid elements forming two internal corner-cubes 2008-08-04 Granted GB2464242
Calibration load 2008-07-29 Terminated GB2451572
Eddy current sensor and signal processing 2008-06-30 Granted GB2463399
Radar coordinate registration 2008-05-30 Granted GB2462558
Covert illumination 2008-05-13 Terminated GB2461223
Polarimetric imaging apparatus 2008-04-21 Terminated GB2460567
Multiple waveband millimetre and sub-millimetre wave detection system 2008-03-28 Granted GB2448077
Explosive liquid crystal compounds 2008-02-18 Terminated GB2459795
Low noise signal generation system 2008-01-31 Granted GB2450390
Mould for production of a component having a solid right-angled corner or solid corner-cube 2007-08-10 Terminated GB2451698
Polarimetric imaging apparatus 2007-08-01 Ceased GB2451494
Optical inspection 2007-06-01 Ceased GB2452875
Hydrogen production 2007-03-19 Terminated GB2450035
Modular bridge construction 2007-01-31 Ceased GB2434822
Optical Correlation Apparatus with parallel optical signals 2006-12-16 Terminated GB2445588
Drive configuration for a skid steered vehicle 2006-12-15 Granted GB2445504
Fueling reforming apparatus 2006-11-21 Terminated GB2448084
Method for monitoring the operation of a DME beacon 2006-10-12 Terminated GB2442777
Electro-optic wavegulde polarisation modulator 2006-09-12 Terminated GB2441790
Metal object detecting apparatus 2006-09-01 Ceased GB2441346
Clock controlled gating in quantum cryptography apparatus 2006-07-05 Terminated GB2439771
Whole body vibration dosimeter 2006-05-15 Terminated GB2438219
A method for using signs provided with a code to indicate location information. 2006-04-10 Terminated GB2425209
Fibre-optic sensor package 2006-04-06 Terminated GB2436872
Processing coded aperture image data by applying weightings to aperture functions and data frames 2006-02-06 Terminated GB2434934
MOEMS optical modulator 2006-02-06 Terminated GB2434877
Coded aperture imager using reference object to form decoding pattern 2006-02-06 Terminated GB2434935
Imaging system having plural distinct coded aperture arrays at different mask locations 2006-02-06 Terminated GB2434936
Coded aperture imaging apparatus performing image enhancement 2006-02-06 Terminated GB2434937
Improved RF tags 2006-01-17 Ceased GB2438106
Automated selection of image regions 2005-09-09 Terminated GB2430026
Light emitting device 2005-08-02 Ceased GB2417133
Communication data analysis system 2004-12-20 Ceased GB2409619
Composite materials 2004-11-25 Ceased GB2409458
Modifying the propagation characteristics of electromagnetic radiation 2004-11-25 Granted GB2449781
Electrically conductive composites 2004-11-25 Ceased GB2449782
Encrypting data on a computer's hard disk with a key derived from the contents of a memory 2004-10-23 Terminated GB2419434
Optical correlation employing an optical bit delay 2004-10-18 Terminated GB2419208
Pouch battery 2004-10-18 Granted GB2422481
Shared resource management 2004-09-08 Terminated GB2418267
Identification device and method 2004-08-13 Granted GB2417033
Method for fabricating lateral semiconductor device 2004-08-09 Terminated GB2417126
Target detection 2004-08-06 Terminated GB2416943
Safety helmets 2004-06-25 Ceased GB2419107
Explosive devices 2004-05-27 Ceased GB2416350
Improving target detection in a radar surveillance arrangement 2004-03-27 Terminated GB2412518
Imaging apparatus and method 2004-03-26 Terminated GB2412441
Fabrication method for micro-sensor device 2004-02-27 Terminated GB2411521
Buffer structure for modifying a silicon substrate 2004-02-16 Granted GB2413898
Relief structure alignment layer for a phoretic display 2004-01-28 Terminated GB2410567
Image projection device and method 2004-01-19 Terminated GB2412531
Improvements in and relating to deposited structures 2004-01-08 Ceased GB2412090
Ink jet deposition of nanoparticles 2004-01-08 Ceased GB2411406
Target visibility enhancement system 2003-12-11 Granted GB2521097
Inducing rules for fraud detection from background knowledge and training data 2003-11-28 Terminated GB2408597
Flexible medical light source 2003-11-18 Terminated GB2408209
Detecting unauthorised steganographic programs stored on a computer system 2003-11-05 Terminated GB2407884
Laser spectroscopic identification of asbestos 2003-09-25 Terminated GB2406377
Surveillance system including serial array of fiber optic point sensors 2003-09-24 Terminated GB2406376
Resistance strain/moisture gauge 2003-09-09 Terminated GB2405934
Phoretic display 2003-08-22 Terminated GB2405217
Electrophoretic display device 2003-07-31 Terminated GB2404448
Variable optical attenuator with movable reflector and hollow core waveguides 2003-07-26 Terminated GB2404450
Electromagnetic radiation absorber 2003-07-18 Terminated GB2404087
Thermal infrared reflective coatings 2003-07-11 Terminated GB2403724
Sonicator device and method 2003-07-11 Terminated GB2403729
Attitude sensing device 2003-05-09 Terminated GB2404030
Dynamic optical reflector and interrogation system 2003-05-07 Granted GB2418028
Dynamic optical interrogation system 2003-05-07 Granted GB2437419
Wear detection of flexible conduit 2003-04-07 Terminated GB2400434
Optoelectronic device 2003-04-03 Terminated GB2400235
Integrated passenger management system using biometric sensors and a mm wave camera 2003-03-28 Terminated GB2402249
Swimming safety system 2003-03-27 Terminated GB2399967
Imaging apparatus 2003-03-22 Terminated GB2399947
Time delay beamformer and method of time delay beamforming 2003-03-21 Terminated GB2407210
Polarisation independent optical switch 2003-03-14 Ceased GB2399424
Ferro electric liquid crystal devices 2003-03-08 Terminated GB2399423
Protective casing for electrical equipment 2003-03-05 Ceased GB2399223
Signalling system with visible and non visible signals 2003-03-05 Terminated GB2399206
Wind turbine control having a Lidar wind speed measurement apparatus 2003-02-28 Terminated GB2398841
Microwave radar detection of surface discontinuities 2003-02-22 Terminated GB2398946
Group IIIA nitride buffer layers 2003-02-19 Terminated GB2398672
Automated digital image analysis 2003-02-11 Terminated GB2398379
Target detection 2003-01-30 Terminated GB2397957
Laser annealing method and device 2002-12-18 Terminated GB2396481
Image analysis 2002-12-17 Terminated GB2396406
Focussing element with distorted diffraction grating 2002-12-17 Terminated GB2396434
Golf ball locating system 2002-11-20 Terminated GB2395438
Fluid temperature measurement 2002-11-19 Ceased GB2395561
Image analysis 2002-11-12 Terminated GB2395263
Ferromagnetic object detector 2002-11-12 Granted GB2395276
Structured light generator 2002-11-11 Terminated GB2395289
Ranging apparatus 2002-11-11 Terminated GB2395261
Optical proximity sensor with array of spot lights and a mask 2002-11-11 Terminated GB2395262
Liquid crystalline compounds containing a biphenyl core 2002-11-07 Ceased GB2396862
Raman optical waveguide with refractive index modified by ion implantation and fabrication method 2002-10-25 Terminated GB2394553
Rain sensing apparatus 2002-10-15 Terminated GB2394282
Method of forming a magnetic information tag by electroless deposition 2002-10-04 Terminated GB2394725
A Cathode for use in an Electroplating Cell 2002-10-01 Terminated GB2393736
Method of Manufacture of Metal Alloy Stock 2002-09-26 Terminated GB2393450
A Method of Manufacture of Metal Alloy Sheet 2002-09-26 Terminated GB2393451
Liquid crystal compounds with branched or cyclic end groups 2002-09-12 Ceased GB2394952
Cooling jacket for a flashlamp 2002-09-03 Terminated GB2392719
Hermetic packaging 2002-09-02 Terminated GB2392555
Depositing conductive solid materials using reservoirs in a printhead 2002-08-16 Terminated GB2391871
Shape memory alloy connector and an overwound munition casing 2002-08-12 Terminated GB2391899
Triboluminescent materials and devices 2002-08-06 Ceased GB2380199
Photoluminescent compounds 2002-08-06 Ceased GB2380200
Silane hydrolysis with rare earth metal catalysts 2002-06-25 Terminated GB2390092
Drill resistant lock 2002-06-05 Ceased GB2391584
Data analysis display system 2002-05-31 Ceased GB2389290
Attitude sensing device 2002-05-22 Terminated GB2388906
Coupling multicore optic fibre cores to one single core optic fibre 2002-05-18 Terminated GB2388670
A decision aiding tool 2002-04-18 Terminated GB2387680
Electric drive configuration for a skid steered vehicle 2002-04-17 Ceased GB2390069
Drive configuration for a skid steered vehicle 2002-04-17 Granted GB2389829
Controlled differential device 2002-04-17 Ceased GB2393485
Signal Processing System 2002-03-28 Terminated GB2387008
Calibration of a multichannel receiver 2002-03-27 Terminated GB2386947
Accelerometer vibration sensor having a flexural casing and an attached mass 2002-03-21 Terminated GB2386687
Stress sensor 2002-03-20 Granted GB2390433
Release films 2002-03-13 Granted GB2389854
Optical sensor assembly 2002-03-05 Terminated GB2386183
Document with encoded machine readable information 2002-03-01 Terminated GB2385824
Production of nanocarbons 2002-02-28 Terminated GB2385864
Noise reduction in infra-red imaging arrays using shielded detectors 2002-02-28 Terminated GB2386018
Optical fibre sensors 2002-02-19 Terminated GB2385416
Substrate with conducting vias 2002-02-08 Terminated GB2385199
Mask used in alignment of optical fibre and integral waveguide component 2002-02-07 Terminated GB2385146
Calibration of thermal imaging detector 2002-02-02 Terminated GB2384934
Edge detecting focal plane detector 2002-02-02 Terminated GB2384935
Apparatus and method for distinguishing tissue types 2002-01-30 Terminated GB2384851
High sensitivity fibre optic vibration sensing device 2002-01-25 Terminated GB2384644
An attitude sensor 2002-01-18 Terminated GB2384313
Biometric sensor 2002-01-18 Terminated GB2384355
Optical transmission system 2002-01-15 Terminated GB2384127
Musical instrument sound detection 2002-01-09 Terminated GB2384108
A mineplough incorporating blast absorption means 2002-01-09 Terminated GB2383977
Composite element comprising a shape memory alloy 2001-12-07 Terminated GB2382819
Inkjet printer which deposits at least two fluids on a substrate such that the fluids react chemically to form a product thereon 2001-12-04 Terminated GB2382798
Shaped charge liner 2001-11-14 Terminated GB2382122
Optical Ranging Apparatus 2001-10-31 Terminated GB2381684
Device for forming a cellular network 2001-10-30 Terminated GB2381535
System for the humidification of polymer electrolyte membrane fuel cells 2001-10-30 Ceased GB2384616
High resolution patterning method 2001-10-29 Terminated GB2385863
High resolution patterning method 2001-10-29 Terminated GB2381274
Chalcogenide glass 2001-10-03 Terminated GB2380475
Rankine cycle micropower unit 2001-09-21 Terminated GB2379957
Method and apparatus for controlling the growth of thin film during deposition process by measuring the rate of change of optical thickness of the thin-film 2001-09-14 Terminated GB2379735
Portable hydrogen source 2001-08-21 Granted GB2381523
Optically addressed spatial light modulator 2001-06-20 Terminated GB2373340
Pump source for solid-state lasers 2001-06-14 Terminated GB2376561
A pumping system with bypass means 2001-05-15 Terminated GB2375572
Log-linear pixel circuit and pixel array system. 2001-04-28 Terminated GB2374926
Hydrophobic and hydrophilic surface, for promoting droplet formation 2001-04-23 Ceased GB2374818
Base station transmitter 2001-04-04 Terminated GB2374251
Improvements in travelling wave amplifiers 2001-03-27 Terminated GB2373937
Locating the source of an unknown signal 2001-03-27 Terminated GB2373940
Mine neutralisation device 2001-02-16 Terminated GB2372235
Computer protection system 2001-01-13 Terminated GB2371125
Liquid crystal elastomer films and method of production thereof 2000-11-20 Ceased GB2372252
System for the humidification of polymer electrolyte membrane fuel cells 2000-11-14 Terminated GB2368967
Textured surface 2000-11-13 Granted GB2373312
Iridescent diffraction grating material 2000-10-28 Terminated GB2368405
A method for suppressing shock waves in a liquid medium 2000-10-03 Ceased GB2367608
Micro-bridge structure 2000-08-23 Terminated GB2370156
New methods of fabricating devices and semiconductor layers comprising cadmium mercury telluride,mercury telluride,and cadmium telluride 2000-08-22 Ceased GB2369930
Low frequency electromagnetic absorption surface 2000-08-18 Granted GB2370420
Photodetector Circuit 2000-08-16 Ceased GB2367945
Drag brake for a munition 2000-08-16 Terminated GB2365952
Anti-jack-knife system 2000-08-03 Terminated GB2365398
Hydrogen peroxide based propulsion system 2000-07-26 Ceased GB2369655
Analysis of optical systems using lidar 2000-07-12 Terminated GB2364840
Monitoring system 2000-06-22 Ceased GB2365609
Porous or polycrystalline silicon orthopaedic implants 2000-06-10 Terminated GB2363115
Integrated security system 2000-06-10 Terminated GB2363237
An access control system in a networked computer system 2000-06-06 Ceased GB2368691
Pressure indicator 2000-06-05 Ceased GB2365129
Process for producing a lithium transition metal sulphide 2000-06-05 Granted GB2365858
Magnetic Field Sensor 2000-05-19 Terminated GB2362505
Field effect transistor with an InSb quantum well and minority carrier extraction 2000-05-19 Terminated GB2362506
Specialised surface 2000-05-19 Ceased GB2368310
Method of reinforcing structures 2000-05-10 Terminated GB2362183
Organic semiconductors based on statistical copolymers 2000-04-27 Ceased GB2363384
Method of manufacture of ceramic materials 2000-04-13 Ceased GB2363119
Electric-field structuring of composite materials 2000-04-11 Terminated GB2361479
Composite materials and method of manufacturing the same 2000-02-01 Ceased GB2363616
Bisoxazolone-based polymers 2000-01-26 Terminated GB2358636
Dissolution of metal structures 1999-12-01 Terminated GB2356870
Aluminium-lithium alloy 1999-09-02 Ceased GB2363389
Low frequency electromagnetic absorption surface 1999-08-25 Terminated GB2353638
Rocket motor igniter 1999-08-20 Terminated GB2354311
Improvements in electromagnetic wave receiver front ends 1999-08-05 Terminated GB2352893
Liquid crystal polymers 1999-07-26 Terminated GB2354238
Fluorinated terphenyls 1999-07-15 Terminated GB2354520
Infrared light emitting diodes 1999-07-02 Ceased GB2358288
Precursors for growth of heterometal-oxide films by MOCVD 1999-06-29 Granted GB2358396
Integrating magnetic sensor 1999-06-22 Ceased GB2354593
Apparatus for detecting metals 1999-06-10 Ceased GB2357853
(Thio)morpholinium salts having SHG activity 1999-05-10 Terminated GB2349880
Multi-element fuel cell system 1999-05-05 Ceased GB2352557
Synthesis of polycarbonates 1999-04-29 Ceased GB2352449
Buffer circuit 1999-03-19 Terminated GB2350506
Method for the Production of Dinitrogen Pentoxide 1999-02-17 Ceased GB2347670
Electrochemical cell comprising a liquid organic electrolyte with a conductive additive 1998-12-08 Ceased GB2346256
Liquid crystal shutter 1998-11-10 Granted GB2345914
High storage capacitors 1998-10-28 Ceased GB2346011
Phthalocyanine analogs 1998-10-26 Ceased GB2345698
Electrically tuneable optical filter 1998-10-21 Ceased GB2346219
Infra-red imaging systems and other optical systems 1998-10-19 Ceased GB2346980
Proximity measuring apparatus 1998-09-29 Terminated GB2342251
Sensor system 1998-09-23 Granted GB2344247
Sensor apparatus 1998-09-18 Granted GB2344246
Optical waveguide and method of fabricating the same 1998-09-14 Ceased GB2341454
Signal processing system for sensing a periodic signal in noise 1998-08-27 Ceased GB2342166
2,6 Quinoline Derivitives 1998-07-17 Terminated GB2339779
Adaptive sensor array 1998-07-02 Granted GB2339078
Data encoding system 1998-06-26 Ceased GB2332330
Depth control device 1998-06-25 Ceased GB2340466
A light emitting device and transistor 1998-06-17 Ceased GB2341976
Optical fibre bend sensor 1998-06-17 Ceased GB2341445
Photodetector circuit 1998-06-15 Ceased GB2340600
Field effect transistor 1998-06-10 Ceased GB2346481
Dispersion-strengthened aluminium alloy 1998-06-03 Ceased GB2341395
Chemical vapour deposition precursors 1998-05-13 Ceased GB2344820
Etching method 1998-04-17 Ceased GB2339554
Image processing 1998-03-28 Terminated GB2336051
Magnetic gradiometer 1998-03-06 Ceased GB2337128
Conducting polymers 1998-03-05 Terminated GB2334959
Speech analysis system 1998-02-26 Granted GB2336015
High conductivity buried layer in optical waveguide 1998-02-24 Ceased GB2337132
Signature mark recognition systems 1998-02-11 Granted GB2336927
Aluminium-lithium alloys 1998-02-11 Ceased GB2338491
Method of manufacture of diamond fibres 1998-02-10 Ceased GB2334039
In-situ monitoring of electrical properties by ellipsometry 1997-12-18 Ceased GB2334332
Panel-form loudspeaker 1997-12-08 Ceased GB2334402
Field effect transistor 1997-11-28 Terminated GB2331841
Plasma gas processing 1997-11-05 Granted GB2319941
Device noise measurement system 1997-10-13 Ceased GB2332514
Speech processing system 1997-10-13 Ceased GB2331827
Dielectic composites 1997-10-06 Ceased GB2358089
Dielectric composites 1997-10-06 Ceased GB2334381
Dielectric media 1997-10-06 Ceased GB2358090
Liquid crystal alkenyl bicyclo[2.2.2]octanes and mixtures and devices containing such compounds 1997-09-22 Ceased GB2332431
Liquid crystalline (E,E)-butadiene compounds and mixtures and devices containing such compounds 1997-09-22 Granted GB2345909
Process for the production of dinitrate esters 1997-09-01 Ceased GB2331749
A method of weapon guidance by target state estimation 1997-08-19 Ceased GB2439773
Optical detection system 1997-07-30 Granted GB2330976
Metallo-porphyrins 1997-07-29 Ceased GB2332674
Image data encoding system 1997-07-04 Terminated GB2327003
Method and apparatus for imaging artefact reduction 1997-07-03 Ceased GB2330913
A covert mark and security marking system 1997-07-01 Ceased GB2329610
An optical harmonic generator 1997-06-30 Ceased GB2329974
Sol-Gel route to transparent metal oxide films 1997-06-28 Ceased GB2326636
Metal-containing side chain liquid crystal polymers 1997-06-12 Granted GB2328944
Method and device to measure fluid parameters 1997-05-23 Ceased GB2314164
Multiple active computer generated hologram 1997-05-16 Granted GB2324885
LCD projection display system 1997-05-03 Ceased GB2324922
Display system 1997-04-25 Ceased GB2327769
Liquid crystal device 1997-04-14 Granted GB2324620
Plasma processing 1997-04-09 Granted GB2324196
A tuneable filter 1997-04-09 Ceased GB2326731
Siloxane liquid crystal materials and devices 1997-03-27 Ceased GB2326418
Sensor system 1997-03-24 Ceased GB2325741
Liquid crystal alignment materials and devices 1997-03-19 Ceased GB2315877
Method and apparatus for the active control of sound radiated from flow ducts 1997-03-10 Ceased GB2326559
Omnidirectional antenna 1997-02-05 Ceased GB2324659
Radiation field analyzer 1997-01-22 Ceased GB2323990
Three-dimensional etching process 1997-01-09 Ceased GB2322833
Liquid crystal elastomers 1997-01-06 Ceased GB2323179
Liquid crystal polymers 1996-12-18 Ceased GB2314848
Multiplex addressing of ferroelectric liquid crystal displays 1996-12-12 Ceased GB2312542
Nitration of aromatic compounds 1996-12-09 Ceased GB2322857
Low frequency underwater sound source 1996-11-29 Ceased GB2322506
Low resistance contact semiconductor diode 1996-11-27 Ceased GB2321783
Frequency synthesizer 1996-11-13 Granted GB2323467
Infrared optical system 1996-11-11 Granted GB2319663
Liquid crystal polymers 1996-10-31 Ceased GB2322377
Liquid crystal polymers 1996-10-31 Ceased GB2321463
Means for controlling the muzzle velocity of a projectile 1996-10-30 Granted GB2318856
Demodulation in digital communication systems 1996-09-27 Ceased GB2306085
Dynamic infrared scene projector 1996-09-26 Ceased GB2319664
Thermal imaging system 1996-09-24 Ceased GB2319141
Polymers for liquid crystal alignment 1996-09-23 Ceased GB2318881
Hybrid digital/optical system for pattern recognition 1996-09-21 Ceased GB2363886
Apparatus and method for spinning hollow polymeric fibres 1996-09-12 Ceased GB2318760
Infrared radiation modulating device 1996-09-09 Ceased GB2323178
Communications system 1996-07-29 Ceased GB2458872
Thermal sensing system having a fast response calibration device 1996-07-29 Ceased GB2317779
Liquid crystal polymer devices and materials 1996-07-19 Ceased GB2317965
Laser device 1996-07-13 Granted GB2315360
Differential driving system 1996-07-05 Ceased GB2317662
Weapon system for attack of underwater targets 1996-07-04 Ceased GB2407148
Electro-magnetic radiation isolator 1996-06-24 Ceased GB2314691
Anticounterfeiting method 1996-06-19 Ceased GB2317448
Reflecting semiconductor substrates 1996-06-04 Ceased GB2314684
Long range artillery shell 1996-04-15 Ceased GB2324359
Pyrotechnic material 1996-04-12 Ceased GB2314558
Cyclosiloxanes for LCDs 1996-04-04 Ceased GB2314331
Pyrimidine Compounds 1996-03-28 Ceased GB2316077
Chiral Compounds 1996-03-28 Ceased GB2316076
Electroluminescent device comprising porous silicon 1996-03-15 Granted GB2313479
Substituted phthalocyanines 1995-12-21 Ceased GB2312675
Imaging system 1995-12-01 Granted GB2322759
Detection of spread spectrum signals 1995-09-20 Ceased GB2308034
Source location system 1995-09-20 Granted GB2321356
Liquid crystal polymer devices 1995-09-18 Ceased GB2308371
Ferroelectric liquid crystal devices 1995-08-30 Granted GB2306498
Circuit module for a phased array radar 1995-07-07 Ceased GB2317520
Liquid crystal compounds, mixtures and devices 1995-06-30 Granted GB2305431
Light weight shell acoustic enclosure 1995-05-24 Ceased GB2302571
Anti counterfeit apparatus 1995-05-09 Ceased GB2302308
Covert marking apparatus 1995-04-13 Granted GB2526506
Electro-optic colour devices 1995-02-17 Ceased GB2301449
Ferroelectric liquid crystal device alignment 1995-01-30 Ceased GB2301195
Liquid crystal compounds, mixtures and devices 1995-01-06 Ceased GB2301355
Vehicle suspension system 1994-12-19 Ceased GB2296223
Ion beam extraction and acceleration 1994-11-19 Granted GB2295485
Porous semiconductor material 1994-11-17 Granted GB2299210
Method and system for determining the integrity of mechanical seals 1994-11-09 Ceased GB2295018
Cryptographic receiver 1994-09-23 Granted GB2297448
Fuel destructor 1994-09-01 Ceased GB2292789
Photosensitizers 1994-08-24 Granted GB2295547
Sensor system 1994-06-27 Ceased GB2295010
Laser device 1994-06-15 Ceased GB2294804
Solvent transfer process for dintrogen pentoxide 1994-05-17 Ceased GB2293833
Addressing ferroelectric liquid crystal displays 1994-04-08 Ceased GB2293909
Two part ammunition round 1994-03-21 Ceased GB2277140
Multiplex addressing of ferro-electric liquid crystal displays 1994-01-26 Ceased GB2290160
Nanometer metrology 1994-01-10 Ceased GB2280030
Electrode arrangement in a microwave plasma generator 1993-11-03 Granted GB2273027
Thio-ester compounds and mixtures and devices containing such compounds 1993-10-08 Ceased GB2286590
Long range artillery shell 1993-07-08 Ceased GB2319593
Light emitting device 1993-06-22 Ceased GB2284097
Optical filtering device 1993-06-10 Ceased GB2402227
Method for digitally processing images to determine the position of edges and/or corners therein for guidance of unmanned vehicle 1993-06-07 Ceased GB2272285
Liquid crystal polymers 1993-05-19 Ceased GB2284213
Bridge module 1993-04-02 Ceased GB2279982
Remote control system for a vehicle 1993-02-15 Ceased GB2264910
Ferroelectric liquid crystal display device 1992-12-21 Ceased GB2278457
Digital sampling of individual pulses 1992-12-14 Ceased GB2278456
A digital beamforming array 1992-12-14 Ceased GB2276495
Skid steered vehicle with heading detector 1992-09-28 Ceased GB2261070
High intensity infra-red pyrotechnic decoy flare 1992-09-16 Ceased GB2283303
Propelled pyrotechnic decoy flare 1992-09-16 Ceased GB2283559
Apparatus for launching inflatable fascines 1992-09-09 Ceased GB2273950
Ignition means for a propellant charge 1992-09-04 Ceased GB2259753
Torpedo warhead 1992-07-10 Ceased GB2350172
An electro-optical detection system for reflection free underwater images from aircraft 1992-07-09 Ceased GB2273155
Target recognition and location 1992-07-02 Ceased GB2258780
Frequency selective radar absorbent structure 1992-06-22 Granted GB2336472
Polymerisation method 1992-06-05 Ceased GB2257975
Vertical take-off and landing aircraft. 1992-05-22 Ceased GB2256411
Femitron. 1992-04-06 Ceased GB2256311
Aiming guided weapons 1992-03-28 Ceased GB2265444
Electroluminescent silicon device 1992-03-25 Ceased GB2268333
Method of hermetic sealing 1992-03-03 Ceased GB2255140
Recoilless projectile launcher 1992-03-03 Ceased GB2267954
Anomaly detector 1992-02-10 Ceased GB2253697
Method of preparing heteroalicyclic N-nitro compounds 1992-01-16 Ceased GB2281562
Production of ceramic filamentary coatings 1991-12-17 Ceased GB2263075
Silicon-on-porous-silicon;method of production and material 1991-11-18 Ceased GB2271465
Double piston propulsion unit 1991-09-26 Ceased GB2264351
Antenna device 1991-08-15 Ceased GB2248522
An automatic gain control system 1991-08-15 Ceased GB2258773
Multiplex addressing of ferro-electric liquid crystal displays 1991-07-26 Ceased GB2262831
Frequency selective structure 1991-07-25 Ceased GB2315600
Radiation sensor 1991-07-25 Ceased GB2279179
Liquid crystal polyacrylates 1991-07-02 Ceased GB2257432
Extrudable gun propellant composition 1991-06-25 Ceased GB2265896
Liquid crystal thiol compounds 1991-06-11 Ceased GB2253395
Electroclinic liquid crystal devices 1991-05-22 Ceased GB2244566
Liquid crystal cyanoalkanes and cyanoalkenes 1991-02-06 Ceased GB2255776
Polymerisation of olefinic-containing monomers employing anionic initiators 1991-02-06 Ceased GB2255567
Monofunctional silyl ether initiators 1991-02-06 Granted GB2272221
Ionospheric sounding equipment 1991-01-08 Ceased GB2251749
Optical time domain relfectometer 1990-12-21 Ceased GB2256555
Float for an air-launched sonobuoy 1990-12-18 Ceased GB2250960
Luminesent silicon 1990-12-06 Ceased GB2266994
Method of making silicon quantum wires 1990-12-06 Ceased GB2254188
Circuit module for a phased array radar 1990-12-05 Ceased GB2292012
Epoxy resin toughening agent 1990-11-19 Ceased GB2238313
Method of encapsulating polymer additives 1990-11-02 Ceased GB2237574
Three-dimensional patch antenna array 1990-09-25 Granted GB2248344
Flexible detonating cord 1990-09-11 Granted GB2254606
Imaging systems 1990-05-17 Ceased GB2323231
Sabot 1990-05-04 Granted GB2444758
Phenyl esters and their use in liquid crystal materials 1990-05-02 Granted GB2232156
Bonding alumimium-lithium alloys 1990-03-28 Ceased GB2249511
Diffusion bonding of aluminium-lithium alloys 1990-03-16 Ceased GB2241914
Iii-v integrated circuits 1990-02-27 Ceased GB2231719
Naphthyl compounds and their use in liquid crystal materials and devices 1990-01-16 Ceased GB2227019
Phenyl naphthalenes having liquid crystalline properties 1990-01-16 Ceased GB2244710
Self-centring device 1989-11-29 Ceased GB2226635
Beamforming communications 1989-11-22 Ceased GB2262009
Anthropomorphic dummies 1989-11-13 Ceased GB2232522
Fascine 1989-10-12 Granted GB2242468
A submersible body 1989-10-09 Ceased GB2223716
Head-up display 1989-09-25 Granted GB2244821
Microstrip patch antenna 1989-08-21 Ceased GB2223130
Radiation Field Sensor 1989-08-18 Granted GB2458723
Preparation of nitratoalkyl-substituted cyclic ethers 1989-07-14 Ceased GB2240779
Fluorinated 4" - cyano substituted terphenyls 1989-06-09 Granted GB2243605
Growth of znse and zns layers 1989-05-26 Granted GB2221924
Processor suitable for recursive computations 1989-05-17 Ceased GB2246884
Processor suitable for recursive computations 1989-05-17 Ceased GB2269035
Processor suitable for recurisive computations 1989-05-17 Ceased GB2269036
Crystal growth from colloidal spheres in suspension 1989-05-17 Ceased GB2260714
An electro-optical detection system 1989-05-11 Granted GB2315857
Precursors for metal fluoride deposition and use thereof 1989-03-31 Granted GB2240787
Growing semiconductor crystalline materials 1989-03-06 Granted GB2234193
Laterally fluorinated 4-cyanophenyl and 4'-cyanobiphenyl benzoates 1989-02-21 Granted GB2233649
Cyanohydrin derivatives and their use in liquid crystal materials and devices 1988-12-15 Ceased GB2232416
Folding linkage 1988-12-09 Granted GB2231618
Purification of tellurium and selenium alkyls 1988-12-02 Ceased GB2213149
Preparation of group vi dialkyls 1988-12-02 Ceased GB2213148
A target echo simulator 1988-11-23 Ceased GB2400661
Laterally cyano-substituted terphenyls 1988-10-19 Ceased GB2230265
Torch igniters 1988-10-13 Ceased GB2229802
Microwave network analyser 1988-08-10 Ceased GB2209841
Gas turbine engine combustors 1988-06-22 Granted GB2238864
Infra red transparent window 1988-06-14 Ceased GB2280201
Lensed photodetector array 1988-05-19 Granted GB2206447
Passive rangefinder 1988-05-03 Ceased GB2322985
Quantum well electro-optic device 1988-04-15 Ceased GB2204961
Recursive processor 1988-04-06 Ceased GB2218545
Transducer signal conditioner 1988-02-17 Ceased GB2201791
Electromagnetic chain gun 1988-02-15 Ceased GB2202313
Terphenyl derivatives and liquid crystal materials containing them 1988-02-09 Ceased GB2200912
Gaas field effect transistor 1988-02-04 Ceased GB2202086
Heating system for divers 1987-11-10 Ceased GB2218797
Heated suit for divers 1987-11-10 Ceased GB2221608
Ferroelectric smectic liquid crystal mixtures containing terphenyls 1987-11-05 Ceased GB2198743
Fibre optic communication system for use in hazardous environments 1987-11-03 Ceased GB2219166
Rapid solidification route aluminium alloys containing lithium 1987-10-19 Granted GB2227496
Improvements in or relating to range detection 1987-10-01 Ceased GB2328575
Radar beam-steering apparatus 1987-10-01 Granted GB2291541
Electrolytic production of metal coatings 1987-07-31 Ceased GB2193508
Alkoxyphthalocyanines 1987-06-17 Granted GB2200650
Biphenylyl ethanes and their use in liquid crystal materials and devices 1987-06-12 Ceased GB2193209





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