Assignee
STC PLC
GB·200 granted patents·5,330 citations·filing 1984–1991
Top patents by PatentIndex Score
200 records- 0198US4935661APulsed plasma apparatus and processSTC PLC·Filed 1986·Granted Jun 19, 1990·223 cites·8 claims
- 0297US4583239ADigital demodulator arrangement for quadrature signalsSTC PLC·Filed 1984·Granted Apr 15, 1986·132 cites·4 claims
- 0396US4844613AOptical surface plasmon sensor deviceSTC PLC·Filed 1987·Granted Jul 4, 1989·213 cites·7 claims
- 0494US4587509AHall effect device with overlapping flux concentratorsSTC PLC·Filed 1984·Granted May 6, 1986·54 cites·18 claims
- 0593US5117196AOptical amplifier gain controlSTC PLC·Filed 1990·Granted May 26, 1992·89 cites·9 claims
- 0693US4813054ADistributed feedback laserSTC PLC·Filed 1987·Granted Mar 14, 1989·77 cites·8 claims
- 0791US5115444AMultichannel cavity laserSTC PLC·Filed 1990·Granted May 19, 1992·74 cites·5 claims
- 0891US4953939AOptical fibre transmission systemsSTC PLC·Filed 1987·Granted Sep 4, 1990·80 cites·17 claims
- 0991US4684535ASurface treatment of plastics materialSTC PLC·Filed 1986·Granted Aug 4, 1987·78 cites·10 claims
- 1089US5079521AFractional-n frequency synthesizer using delta-sigma modulator in divider control circuitSTC PLC·Filed 1990·Granted Jan 7, 1992·94 cites·8 claims
- 1187US4740974AOptical amplifiersSTC PLC·Filed 1985·Granted Apr 26, 1988·39 cites·13 claims
- 1287US4731796AMulti-mode radio transceiverSTC PLC·Filed 1987·Granted Mar 15, 1988·92 cites·2 claims
- 1387US4705345AAddressing liquid crystal cells using unipolar strobe pulsesSTC PLC·Filed 1986·Granted Nov 10, 1987·64 cites·7 claims
- 1485US4988374AMethod and apparatus for contaminant removal in manufacturing optical fibreSTC PLC·Filed 1988·Granted Jan 29, 1991·40 cites·8 claims
- 1585US4954865AIntegrated circuitsSTC PLC·Filed 1989·Granted Sep 4, 1990·50 cites·2 claims
- 1685US4910750AData transmission systemSTC PLC·Filed 1988·Granted Mar 20, 1990·79 cites·14 claims
- 1784US4793840AOptical fibre manufactureSTC PLC·Filed 1986·Granted Dec 27, 1988·36 cites·3 claims
- 1884US4718121ABalanced coherent receiverSTC PLC·Filed 1986·Granted Jan 5, 1988·61 cites·6 claims
- 1984US4696540AOptical fibre connector having particular utility for underwater useSTC PLC·Filed 1985·Granted Sep 29, 1987·55 cites·19 claims
- 2084US4591372ASingle mode fibre directional coupler manufactureSTC PLC·Filed 1984·Granted May 27, 1986·51 cites·3 claims
- 2183US4803494AWide band antennaSTC PLC·Filed 1988·Granted Feb 7, 1989·57 cites·3 claims
- 2283US4707831APacket switching systemSTC PLC·Filed 1985·Granted Nov 17, 1987·105 cites·5 claims
- 2382US4783661ADual-band circularly polarised antenna with hemispherical coverageSTC PLC·Filed 1987·Granted Nov 8, 1988·53 cites·3 claims
- 2481US5018251ACable anchorageSTC PLC·Filed 1989·Granted May 28, 1991·44 cites·11 claims
- 2581US4772571AProcess of self aligned nitridation of TiSi2 to form TiN/TiSi2 contactSTC PLC·Filed 1987·Granted Sep 20, 1988·63 cites·6 claims
- 2681US4757423AFuse for electronic componentSTC PLC·Filed 1987·Granted Jul 12, 1988·40 cites·10 claims
- 2781US4737006AOptical fiber termination including pure silica lens and method of making sameSTC PLC·Filed 1986·Granted Apr 12, 1988·48 cites·9 claims
- 2881USD286777STelephone base with dialing meansSTC PLC·Filed 1984·Granted Nov 18, 1986·18 cites·1 claims
- 2980US4878232AData transmission systemSTC PLC·Filed 1986·Granted Oct 31, 1989·53 cites·16 claims
- 3080US4720781AData processing terminal having support module and portable display module for liquid crystal displaySTC PLC·Filed 1984·Granted Jan 19, 1988·65 cites·11 claims
- 3179US4932038APhase modulator circuitSTC PLC·Filed 1988·Granted Jun 5, 1990·71 cites·2 claims
- 3279US4884450ASensor deviceSTC PLC·Filed 1989·Granted Dec 5, 1989·43 cites·5 claims
- 3379US4844581AOptical transmission packageSTC PLC·Filed 1987·Granted Jul 4, 1989·53 cites·5 claims
- 3478US4988159AFiber tailed optoelectronic transducerSTC PLC·Filed 1988·Granted Jan 29, 1991·50 cites·16 claims
- 3578US4978086ADeployment of towed aircraft decoysSTC PLC·Filed 1989·Granted Dec 18, 1990·23 cites·1 claims
- 3678USD298621SHandset telephone instrumentSTC PLC·Filed 1987·Granted Nov 22, 1988·19 cites·1 claims
- 3778US4766589AData transmission systemSTC PLC·Filed 1985·Granted Aug 23, 1988·53 cites·6 claims
- 3878US4598587ASurface acoustic wave accelerometerSTC PLC·Filed 1984·Granted Jul 8, 1986·29 cites·9 claims
- 3977US5237593ASequence synchronisationSTC PLC·Filed 1990·Granted Aug 17, 1993·93 cites·28 claims
- 4077US5161153ASynchronous networkSTC PLC·Filed 1990·Granted Nov 3, 1992·81 cites·6 claims
- 4177US4767182ASubmarine cableSTC PLC·Filed 1987·Granted Aug 30, 1988·50 cites·12 claims
- 4276US5121644ADeploying cables in pipelinesSTC PLC·Filed 1991·Granted Jun 16, 1992·66 cites·7 claims
- 4376US4950045ASingle mode couplersSTC PLC·Filed 1989·Granted Aug 21, 1990·35 cites·10 claims
- 4476US4942766ATransducerSTC PLC·Filed 1988·Granted Jul 24, 1990·33 cites·5 claims
- 4575US4834538AFibre optic gyroscope with nulling feedback control loopSTC PLC·Filed 1988·Granted May 30, 1989·39 cites·8 claims
- 4675US4737026APlural wavelength optical fibre reflectometerSTC PLC·Filed 1986·Granted Apr 12, 1988·35 cites·3 claims
- 4774US4674879ADetecting oil in waterSTC PLC·Filed 1985·Granted Jun 23, 1987·45 cites·4 claims
- 4873US4909607AAddressing liquid crystal cellsSTC PLC·Filed 1987·Granted Mar 20, 1990·30 cites·9 claims
- 4973US4801185ADirectional couplerSTC PLC·Filed 1987·Granted Jan 31, 1989·31 cites·2 claims
- 5072US4915469AActive optical fibre star couplersSTC PLC·Filed 1989·Granted Apr 10, 1990·19 cites·5 claims
Showing the top 50 of 200 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when STC PLC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →