Plessey Overseas Limited
Patent Applications and Registrations
Patent applications and USPTO patent grants for Plessey Overseas Limited.The latest application filed is for "optical sensing arrangements".
Company Profile
0.167.0
- Plessey Overseas Limited - Ilford Essex GB
- Plessey Overseas Limited - GB2 GB2
- Plessey Overseas Limited - Essex GB
- Plessey Overseas Limited - Ilford Essex GB
- Plessey Overseas Limited - Ilfrd-Essex GB2
- Plessey Overseas Limited - Illford GB2
- Plessey Overseas Ltd. - Ilford GB2
- Plessey Overseas Limited - Iiford GB2
Patent Activity
| Patent | Date |
|---|---|
| Optical sensing arrangements Grant 8,111,584 - Langston February 7, 2 | 2012-02-07 |
| Asynchronous time division switching arrangement and a method of operating same Grant 5,212,686 - Joy , et al. May 18, 1 | 1993-05-18 |
| High frequency master/slave flip-flops Grant 5,200,650 - Cowley , et al. April 6, 1 | 1993-04-06 |
| Phase detector Grant 5,157,341 - Fobbester , et al. October 20, 1 | 1992-10-20 |
| AM/FM modulator in which AM can be converted to FM by vector addition Grant 5,155,455 - Cowley , et al. October 13, 1 | 1992-10-13 |
| Fibre optic sensor Grant 5,095,514 - Curtis March 10, 1 | 1992-03-10 |
| Thermal IR detector electrode configuration Grant 5,095,215 - Shorrocks , et al. March 10, 1 | 1992-03-10 |
| Equalizers Grant 5,091,918 - Wales February 25, 1 | 1992-02-25 |
| Doped polymer films for waveguides Grant 5,080,931 - Trundle , et al. January 14, 1 | 1992-01-14 |
| Light emitting diode array with aligned solder bumps Grant 5,060,027 - Hart , et al. October 22, 1 | 1991-10-22 |
| High speed asynchronous data interface Grant 5,050,194 - Pickering , et al. September 17, 1 | 1991-09-17 |
| Vernier structure for flip chip bonded devices Grant 5,022,580 - Pedder June 11, 1 | 1991-06-11 |
| Acoustic sensing arrangements Grant 5,022,012 - Godfrey , et al. June 4, 1 | 1991-06-04 |
| Metal surface cleaning processes Grant 5,000,819 - Pedder , et al. March 19, 1 | 1991-03-19 |
| Guided-wave optical wavelength duplexer Grant 4,979,790 - Walker December 25, 1 | 1990-12-25 |
| HF radio communication systems with frequency management Grant 4,980,924 - Reed , et al. December 25, 1 | 1990-12-25 |
| Semiconductor diode laser array Grant 4,975,923 - Buus , et al. December 4, 1 | 1990-12-04 |
| Radar system for determining first time around targets from multiple time around targets Grant 4,973,968 - Hurd November 27, 1 | 1990-11-27 |
| Transceiver interference cancellation system Grant 4,969,211 - Raymond November 6, 1 | 1990-11-06 |
| Noise reduction system Grant 4,953,217 - Twiney , et al. August 28, 1 | 1990-08-28 |
| Low frequency digital notch filter Grant 4,947,360 - Dyer August 7, 1 | 1990-08-07 |
| Optical sensing system with light pulses Grant 4,947,037 - Nash , et al. August 7, 1 | 1990-08-07 |
| Digital control of phase locked loops Grant 4,943,786 - Cordwell , et al. July 24, 1 | 1990-07-24 |
| Data packet switching Grant 4,943,959 - Arnold July 24, 1 | 1990-07-24 |
| Broad band VCO control system for clock recovery Grant 4,943,788 - Laws , et al. July 24, 1 | 1990-07-24 |
| Contrast enhanced photolithography Grant 4,942,113 - Trundle July 17, 1 | 1990-07-17 |
| Optical sensing arrangements Grant 4,941,747 - Dakin July 17, 1 | 1990-07-17 |
| Data transmission system with automatic repeat request Grant 4,939,731 - Reed , et al. July 3, 1 | 1990-07-03 |
| Integrated circuit assembly with optically coupled components Grant 4,939,793 - Stewart July 3, 1 | 1990-07-03 |
| Marking of articles with photochromic compounds Grant 4,927,180 - Trundle , et al. May 22, 1 | 1990-05-22 |
| Apparatus for optical wavelength division multiplexing Grant 4,923,270 - Carter May 8, 1 | 1990-05-08 |
| Phase shift arrangement Grant 4,922,127 - Denny May 1, 1 | 1990-05-01 |
| Thin film deposition process Grant 4,911,809 - Wort , et al. March 27, 1 | 1990-03-27 |
| Bistable optical device comprising a lightly doped optical fibre Grant 4,910,737 - Payne , et al. March 20, 1 | 1990-03-20 |
| Multi-wavelength time domain reflectometer Grant 4,904,864 - Dakin , et al. February 27, 1 | 1990-02-27 |
| Optical pressure sensor Grant 4,897,542 - Dakin , et al. January 30, 1 | 1990-01-30 |
| Three keypad pushbutton set for telecommunications instruments Grant D305,422 - Steer , et al. January 9, 1 | 1990-01-09 |
| Alignment of fibre arrays Grant 4,892,377 - Randle January 9, 1 | 1990-01-09 |
| Atmospheric sensor Grant 4,890,494 - Osbond , et al. January 2, 1 | 1990-01-02 |
| Troposcatter modem receiver Grant 4,890,298 - Galpin December 26, 1 | 1989-12-26 |
| Variable bandwidth filter Grant 4,888,502 - Jarrett December 19, 1 | 1989-12-19 |
| Power supply for a laser diode in a common module Grant 4,887,271 - Taylor December 12, 1 | 1989-12-12 |
| Optical FSK demodulator Grant 4,887,314 - Carroll , et al. December 12, 1 | 1989-12-12 |
| Optical fiber sensing systems Grant 4,885,462 - Dakin December 5, 1 | 1989-12-05 |
| Fuel supply systems Grant 4,883,410 - Goddard , et al. November 28, 1 | 1989-11-28 |
| Optical assay: method and apparatus Grant 4,877,747 - Stewart October 31, 1 | 1989-10-31 |
| Rotary pump system Grant 4,877,377 - Taylor October 31, 1 | 1989-10-31 |
| Interference signal suppressor for a radio receiver Grant 4,878,251 - Richardson October 31, 1 | 1989-10-31 |
| Manifold assembly Grant 4,869,284 - Scott , et al. September 26, 1 | 1989-09-26 |
| Analogue to digital converters Grant 4,870,416 - Mapleston September 26, 1 | 1989-09-26 |
| Fabrication of optical devices Grant 4,867,371 - Davis , et al. September 19, 1 | 1989-09-19 |
| Spatial light modulator Grant 4,867,543 - Bennion , et al. September 19, 1 | 1989-09-19 |
| Interpolator/decimator filter structure and a digital filter therefor Grant 4,864,526 - Dyer September 5, 1 | 1989-09-05 |
| Reaction jet control system Grant 4,856,734 - Davies August 15, 1 | 1989-08-15 |
| Biosensors Grant 4,857,273 - Stewart August 15, 1 | 1989-08-15 |
| Optical fiber sensing system Grant 4,853,534 - Dakin August 1, 1 | 1989-08-01 |
| Optical fibre transducer injected data transmission system Grant 4,849,960 - Dakin , et al. July 18, 1 | 1989-07-18 |
| Method of making a LDD mosfet Grant 4,837,179 - Foster , et al. June 6, 1 | 1989-06-06 |
| Optical resonant assembly Grant 4,834,511 - Bennion , et al. May 30, 1 | 1989-05-30 |
| Optical switch arrays Grant 4,818,050 - Duthie April 4, 1 | 1989-04-04 |
| Frequency doubling oscillator and mixer circuit Grant 4,810,976 - Cowley , et al. March 7, 1 | 1989-03-07 |
| Subscriber line interface modem Grant 4,811,358 - Smedley , et al. March 7, 1 | 1989-03-07 |
| Frequency modulation receiver employing frequency divider Grant 4,806,872 - Cowley February 21, 1 | 1989-02-21 |
| High speed integrator for data recovery and a costas phase-locked-loop circuit incorporating same Grant 4,806,880 - Laws February 21, 1 | 1989-02-21 |
| Phase comparator lock detect circuit and a synthesizer using same Grant 4,806,878 - Cowley February 21, 1 | 1989-02-21 |
| Keypad for telecommunications instruments Grant D299,718 - Steer , et al. February 7, 1 | 1989-02-07 |
| Method for selective heteroepitaxial III-V compound growth Grant 4,797,374 - Scott , et al. January 10, 1 | 1989-01-10 |
| Optical fibre reflective diffraction grating devices Grant 4,795,226 - Bennion , et al. January 3, 1 | 1989-01-03 |
| Electrical detector arrangements Grant 4,795,904 - Richards January 3, 1 | 1989-01-03 |
| Telephone handset Grant D299,135 - Rhodes * December 27, 1 | 1988-12-27 |
| Electrical component simulator Grant 4,785,250 - Lawton November 15, 1 | 1988-11-15 |
| Telephone base with keyboard dialing means and visual display Grant D298,132 - Hickling * October 18, 1 | 1988-10-18 |
| Fiber-optic coupler comprising intertwined monomode fibers of different diameter Grant 4,775,209 - Stewart October 4, 1 | 1988-10-04 |
| Method for optical fibre splice protection Grant 4,773,728 - Kershaw September 27, 1 | 1988-09-27 |
| Analog to digital converter Grant 4,774,499 - Mapleston September 27, 1 | 1988-09-27 |
| Bulkhead gland assembly Grant 4,771,136 - Graver , et al. September 13, 1 | 1988-09-13 |
| Integrated circuits Grant 4,764,926 - Knight , et al. August 16, 1 | 1988-08-16 |
| Fractional N synthesizer Grant 4,758,802 - Jackson July 19, 1 | 1988-07-19 |
| Telecommunications exchange allocating variable channel bandwidth Grant 4,759,017 - Allan , et al. July 19, 1 | 1988-07-19 |
| Echo canceller Grant 4,757,527 - Beniston , et al. July 12, 1 | 1988-07-12 |
| Microprocessor interface device for use in a telecommunications system Grant 4,754,274 - Iles June 28, 1 | 1988-06-28 |
| Electronic component Grant 4,752,816 - Sussman , et al. June 21, 1 | 1988-06-21 |
| Optical alignment housing for use with an optical fiber Grant 4,749,250 - Carter June 7, 1 | 1988-06-07 |
| Credit transaction arrangements Grant 4,750,201 - Hodgson , et al. June 7, 1 | 1988-06-07 |
| Method of selectively displaying data Grant 4,736,199 - Chadwick , et al. April 5, 1 | 1988-04-05 |
| Methods of depositing germanium carbide Grant 4,735,699 - Wort , et al. April 5, 1 | 1988-04-05 |
| Electrical power control systems Grant 4,734,843 - Beddoe , et al. March 29, 1 | 1988-03-29 |
| Optical connectors Grant 4,732,452 - Carter March 22, 1 | 1988-03-22 |
| Target tracking transmitter having two levels of power operation Grant 4,731,869 - Farrer March 15, 1 | 1988-03-15 |
| Inter-bus system Grant 4,728,754 - Fowler , et al. March 1, 1 | 1988-03-01 |
| Modulators Grant 4,722,583 - Stewart February 2, 1 | 1988-02-02 |
| Optical line simulator Grant 4,718,754 - McIntosh January 12, 1 | 1988-01-12 |
| Telephone base with keyboard dialing means Grant D293,318 - Rhodes December 22, 1 | 1987-12-22 |
| Electrical firing systems Grant 4,709,615 - Field December 1, 1 | 1987-12-01 |
| Mesa semiconductor device Grant 4,698,901 - Davies , et al. October 13, 1 | 1987-10-13 |
| Method of producing a layered structure Grant 4,698,125 - Rhodes October 6, 1 | 1987-10-06 |
| Time slot arrangements for local area network systems Grant 4,697,263 - Beaufoy September 29, 1 | 1987-09-29 |
| Power supplies Grant 4,695,937 - Verity September 22, 1 | 1987-09-22 |
| Microstrip and cavity-backed aperture antenna Grant 4,691,206 - Shapter , et al. September 1, 1 | 1987-09-01 |
| Fractional N frequency synthesizer with modulation compensation Grant 4,686,488 - Attenborough August 11, 1 | 1987-08-11 |
| Temperature measuring arrangements using optical fibre sensor Grant 4,673,299 - Dakin June 16, 1 | 1987-06-16 |
| Antenna with radial and edge slot radiators fed with stripline Grant 4,672,386 - Wood June 9, 1 | 1987-06-09 |
| Adaptive cancellation bridge circuit Grant 4,670,870 - Hewinson , et al. June 2, 1 | 1987-06-02 |
| Optical sensing systems Grant 4,653,916 - Henning , et al. March 31, 1 | 1987-03-31 |
| Optical transmission systems Grant 4,652,080 - Carter , et al. March 24, 1 | 1987-03-24 |
| Diamond heatsink assemblies Grant 4,649,992 - Geen , et al. March 17, 1 | 1987-03-17 |
| Optical receivers Grant 4,648,134 - Stewart March 3, 1 | 1987-03-03 |
| Amplitude variation suppression arrangements Grant 4,642,490 - Lawton February 10, 1 | 1987-02-10 |
| Optical alignment apparatus utilizing prismatic elements Grant 4,636,030 - Carter , et al. January 13, 1 | 1987-01-13 |
| Vehicle mounted Doppler radar system Grant 4,635,059 - Ball January 6, 1 | 1987-01-06 |
| Application of lithium tetraborate to electronic devices Grant 4,634,913 - Whatmore , et al. January 6, 1 | 1987-01-06 |
| Desalination apparatus Grant 4,632,754 - Wood December 30, 1 | 1986-12-30 |
| Electrical connector plug Grant D287,238 - Challans December 16, 1 | 1986-12-16 |
| Integrated light detection or generation means and amplifying means Grant 4,625,225 - Goodfellow , et al. November 25, 1 | 1986-11-25 |
| Electrical connectors Grant 4,620,760 - Duncan November 4, 1 | 1986-11-04 |
| Electrical connector socket Grant D286,397 - Challans October 28, 1 | 1986-10-28 |
| Radar wave dipole of copper coated carbon fibers Grant 4,600,642 - Lodge , et al. July 15, 1 | 1986-07-15 |
| Telephone stand with dialing means Grant D284,470 - Abrams July 1, 1 | 1986-07-01 |
| Power control circuit arrangements Grant 4,596,947 - Alder , et al. June 24, 1 | 1986-06-24 |
| PLL with lock up detector and lock acquisition circuit Grant 4,596,963 - Lawton , et al. June 24, 1 | 1986-06-24 |
| Method of making diamond heatsink assemblies Grant 4,595,603 - Davies , et al. June 17, 1 | 1986-06-17 |
| Conductive gaskets Grant 4,594,472 - Brettle , et al. June 10, 1 | 1986-06-10 |
| Optical fibre spot size determination apparatus Grant 4,586,816 - Stewart May 6, 1 | 1986-05-06 |
| Diamond heatsink assemblies Grant 4,582,954 - Eaton , et al. April 15, 1 | 1986-04-15 |
| Diamond heatsink assemblies Grant 4,576,224 - Eaton , et al. March 18, 1 | 1986-03-18 |
| Telephone handset Grant D282,658 - Abrams February 18, 1 | 1986-02-18 |
| Telephone handset Grant D282,659 - Abrams February 18, 1 | 1986-02-18 |
| Sonar apparatus Grant 4,571,711 - Chadwick February 18, 1 | 1986-02-18 |
| Optical coupling devices Grant 4,569,569 - Stewart February 11, 1 | 1986-02-11 |
| Electronic switching system having a time division multiplex switch controller address by central control unit Grant 4,569,040 - O'Toole , et al. February 4, 1 | 1986-02-04 |
| Digital electronic switching systems Grant 4,564,938 - Boot January 14, 1 | 1986-01-14 |
| Material handling and sorting system Grant 4,554,873 - Rex November 26, 1 | 1985-11-26 |
| Optical apparatus for determining the index profile of an optical fibre Grant 4,551,020 - Reid , et al. November 5, 1 | 1985-11-05 |
| Supporting assembly Grant 4,549,710 - Prince , et al. October 29, 1 | 1985-10-29 |
| Compass Grant 4,546,550 - Marchent , et al. October 15, 1 | 1985-10-15 |
| Push buttons Grant 4,540,865 - Calder September 10, 1 | 1985-09-10 |
| Compass Grant 4,539,760 - Marchent , et al. September 10, 1 | 1985-09-10 |
| Method of producing a layered structure Grant 4,536,951 - Rhodes , et al. August 27, 1 | 1985-08-27 |
| Integrated circuit processing methods Grant 4,536,249 - Rhodes August 20, 1 | 1985-08-20 |
| Target detection systems Grant 4,532,520 - Hislop July 30, 1 | 1985-07-30 |
| Base with dialing means, for a transceiver handset Grant D279,778 - Stoddard July 23, 1 | 1985-07-23 |
| Stabilized underwater apparatus for being towed or tethered Grant 4,528,930 - Silvey , et al. July 16, 1 | 1985-07-16 |
| Jammer transmitter Grant 4,498,193 - Richardson February 5, 1 | 1985-02-05 |
| Soft decision convolutional code transmission systems Grant 4,493,082 - Cumberton , et al. January 8, 1 | 1985-01-08 |
| Electronic equipment container Grant D276,998 - Caven January 1, 1 | 1985-01-01 |
| Multi-programming data processing system process suspension Grant 4,486,831 - Wheatley , et al. December 4, 1 | 1984-12-04 |
| Data transmission systems Grant 4,484,338 - Clark , et al. November 20, 1 | 1984-11-20 |
| Electrical device package Grant 4,480,148 - Archer October 30, 1 | 1984-10-30 |
| Pivotal mounting system Grant 4,478,382 - Carrier October 23, 1 | 1984-10-23 |
| Fasteners Grant 4,462,142 - Hickling July 31, 1 | 1984-07-31 |
| Magnetic bubble device Grant 4,456,974 - Cooper June 26, 1 | 1984-06-26 |
| Remote switch monitoring circuit for mining Grant 4,456,908 - Morroll , et al. June 26, 1 | 1984-06-26 |
| Base unit for a data terminal Grant D273,865 - Caven , et al. May 15, 1 | 1984-05-15 |
| Method of and apparatus for assessing coins Grant 4,436,196 - Crisp , et al. March 13, 1 | 1984-03-13 |
| Sonar receivers Grant 4,433,396 - Johnson , et al. February 21, 1 | 1984-02-21 |
| Non-volatile static ram element Grant 4,419,744 - Rutter December 6, 1 | 1983-12-06 |
| Memory protection system using capability registers Grant 4,408,274 - Wheatley , et al. October 4, 1 | 1983-10-04 |
| Waveguide junction for producing circularly polarized signal Grant 4,395,685 - Davies , et al. July 26, 1 | 1983-07-26 |
| Time division multiplex module for use in digital switching network Grant 4,392,221 - Hesketh July 5, 1 | 1983-07-05 |
| Data processing system including internal register addressing arrangements Grant 4,383,297 - Wheatley , et al. May 10, 1 | 1983-05-10 |
| Methods of making electrical connectors Grant 4,369,572 - Atkins January 25, 1 | 1983-01-25 |
| Digitally controlled wide ranch automatic gain control Grant 4,360,787 - Galpin November 23, 1 | 1982-11-23 |
| Optical detecting, monitoring or measuring arrangements Grant 4,355,898 - Dakin October 26, 1 | 1982-10-26 |
| Transversal equalizers Grant 4,347,615 - Ash August 31, 1 | 1982-08-31 |
| Thyristor control circuits Grant 4,333,048 - Bishop June 1, 1 | 1982-06-01 |
| Gear pump with pressure loaded bearing blocks and separate gear sealing plates Grant 4,330,241 - Spurry May 18, 1 | 1982-05-18 |
| Sonar systems Grant 4,330,876 - Johnson May 18, 1 | 1982-05-18 |
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