Assignee
GTE COMMUNICATION SYST
US·179 granted patents·2,839 citations·filing 1982–1997
Top patents by PatentIndex Score
179 records- 0196US4598181ALaminate switch assembly having improved tactile feel and improved reliability of operationGTE COMMUNICATION SYST·Filed 1984·Granted Jul 1, 1986·80 cites·1 claims
- 0296USD278434SWireless telephone system base unit or the likeGTE COMMUNICATION SYST·Filed 1982·Granted Apr 16, 1985·45 cites·1 claims
- 0393US4510467ASwitched capacitor DSB modulator/demodulatorGTE COMMUNICATION SYST·Filed 1982·Granted Apr 9, 1985·95 cites·17 claims
- 0491US4529845AOptical coupling interface circuit for telephone line ringing signal indication or detectionGTE COMMUNICATION SYST·Filed 1984·Granted Jul 16, 1985·79 cites·9 claims
- 0590US4684884AUniversal test circuit for integrated circuit packagesGTE COMMUNICATION SYST·Filed 1985·Granted Aug 4, 1987·113 cites·11 claims
- 0688US4809286ALaser driver circuitGTE COMMUNICATION SYST·Filed 1988·Granted Feb 28, 1989·74 cites·4 claims
- 0786US4498717APrinted wiring board interconnect arrangementGTE COMMUNICATION SYST·Filed 1983·Granted Feb 12, 1985·47 cites·23 claims
- 0884US4585908AData entry and display control circuitGTE COMMUNICATION SYST·Filed 1984·Granted Apr 29, 1986·52 cites·21 claims
- 0983US4674036ADuplex controller synchronization circuit for processors which utilizes an address inputGTE COMMUNICATION SYST·Filed 1984·Granted Jun 16, 1987·70 cites·8 claims
- 1083US4602317APrinted wiring board connectorGTE COMMUNICATION SYST·Filed 1984·Granted Jul 22, 1986·46 cites·16 claims
- 1183US4581680AChip carrier mounting arrangementGTE COMMUNICATION SYST·Filed 1984·Granted Apr 8, 1986·60 cites·5 claims
- 1282US4633176ATest fixture including deflectable probesGTE COMMUNICATION SYST·Filed 1984·Granted Dec 30, 1986·35 cites·14 claims
- 1381US4654248APrinted wiring board with zones of controlled thermal coefficient of expansionGTE COMMUNICATION SYST·Filed 1985·Granted Mar 31, 1987·50 cites·22 claims
- 1479USD288563SWall telephone baseGTE COMMUNICATION SYST·Filed 1984·Granted Mar 3, 1987·16 cites·1 claims
- 1578US4623874AWord length converterGTE COMMUNICATION SYST·Filed 1984·Granted Nov 18, 1986·69 cites·20 claims
- 1677US4703421AReady line synchronization circuit for use in a duplicated computer systemGTE COMMUNICATION SYST·Filed 1986·Granted Oct 27, 1987·70 cites·23 claims
- 1777USD291305SHousing for handset telephone and stand unitGTE COMMUNICATION SYST·Filed 1984·Granted Aug 11, 1987·15 cites·1 claims
- 1877US4633039AMaster-slave microprocessor control circuitGTE COMMUNICATION SYST·Filed 1984·Granted Dec 30, 1986·29 cites·15 claims
- 1976US4597619ALow insertion force connection arrangementGTE COMMUNICATION SYST·Filed 1984·Granted Jul 1, 1986·30 cites·2 claims
- 2075US4788524AThick film material systemGTE COMMUNICATION SYST·Filed 1987·Granted Nov 29, 1988·25 cites·6 claims
- 2172US4792957ALaser temperature controllerGTE COMMUNICATION SYST·Filed 1986·Granted Dec 20, 1988·23 cites·2 claims
- 2272US4621876AEquipment drawer supportGTE COMMUNICATION SYST·Filed 1985·Granted Nov 11, 1986·35 cites·12 claims
- 2371US4802161APacket bus interfaceGTE COMMUNICATION SYST·Filed 1986·Granted Jan 31, 1989·47 cites·2 claims
- 2471US4719643APseudo random framing generator circuitGTE COMMUNICATION SYST·Filed 1986·Granted Jan 12, 1988·41 cites·5 claims
- 2571US4713791AReal time usage meter for a processor systemGTE COMMUNICATION SYST·Filed 1984·Granted Dec 15, 1987·45 cites·20 claims
- 2671US4591217ALow insertion force connection arrangementGTE COMMUNICATION SYST·Filed 1984·Granted May 27, 1986·25 cites·7 claims
- 2771US4555151AContact terminal device for connecting hybrid circuit modules to a printed circuit boardGTE COMMUNICATION SYST·Filed 1984·Granted Nov 26, 1985·28 cites·4 claims
- 2871US4548450ATerminal pin securing arrangementGTE COMMUNICATION SYST·Filed 1984·Granted Oct 22, 1985·25 cites·8 claims
- 2970USD293104SDesk telephone setGTE COMMUNICATION SYST·Filed 1985·Granted Dec 8, 1987·13 cites·1 claims
- 3068US4613768ATemperature dependent, voltage reference comparator/diodeGTE COMMUNICATION SYST·Filed 1984·Granted Sep 23, 1986·15 cites·9 claims
- 3167US4797654AData format conversion circuitGTE COMMUNICATION SYST·Filed 1987·Granted Jan 10, 1989·35 cites·15 claims
- 3267US4763022ATTL-to-CMOS bufferGTE COMMUNICATION SYST·Filed 1987·Granted Aug 9, 1988·16 cites·27 claims
- 3367US4754425ADynamic random access memory refresh circuit selectively adapted to different clock frequenciesGTE COMMUNICATION SYST·Filed 1985·Granted Jun 28, 1988·31 cites·22 claims
- 3466US4628433AControl circuit for diode-or connected power suppliesGTE COMMUNICATION SYST·Filed 1985·Granted Dec 9, 1986·38 cites·11 claims
- 3566US4590600ADynamic digital equalizerGTE COMMUNICATION SYST·Filed 1984·Granted May 20, 1986·26 cites·22 claims
- 3665USD298316STelephone answering instrumentGTE COMMUNICATION SYST·Filed 1985·Granted Nov 1, 1988·11 cites·1 claims
- 3765US4736339ACircuit for simplex I/O terminal control by duplex processorsGTE COMMUNICATION SYST·Filed 1985·Granted Apr 5, 1988·41 cites·11 claims
- 3865US4626629ADigital multifrequency signal receiverGTE COMMUNICATION SYST·Filed 1984·Granted Dec 2, 1986·18 cites·12 claims
- 3965US4612419AToll restriction circuit for an electronic telephone stationGTE COMMUNICATION SYST·Filed 1985·Granted Sep 16, 1986·28 cites·21 claims
- 4065US4598174ACircuit for detecting keypad conditions in a microprocessor controlled telephone instrumentGTE COMMUNICATION SYST·Filed 1984·Granted Jul 1, 1986·16 cites·8 claims
- 4163US4744079AData packet multiplexer/demultiplexerGTE COMMUNICATION SYST·Filed 1986·Granted May 10, 1988·37 cites·8 claims
- 4263US4677667ASubscriber line circuit having improved AC impedance matchingGTE COMMUNICATION SYST·Filed 1985·Granted Jun 30, 1987·24 cites·8 claims
- 4363US4658201AOutput circuit for diode-or connected positive three terminal voltage regulatorsGTE COMMUNICATION SYST·Filed 1985·Granted Apr 14, 1987·17 cites·7 claims
- 4463US4590601APseudo random framing detector circuitGTE COMMUNICATION SYST·Filed 1984·Granted May 20, 1986·17 cites·7 claims
- 4558US4700144ADifferential amplifier feedback current mirrorGTE COMMUNICATION SYST·Filed 1985·Granted Oct 13, 1987·15 cites·5 claims
- 4658US4648109ALight emitting diode message waiting lamp circuitGTE COMMUNICATION SYST·Filed 1985·Granted Mar 3, 1987·16 cites·17 claims
- 4758US4591219ALow insertion force connection arrangementGTE COMMUNICATION SYST·Filed 1984·Granted May 27, 1986·16 cites·5 claims
- 4858US4544066APrinted wiring board file employing wire structural membersGTE COMMUNICATION SYST·Filed 1984·Granted Oct 1, 1985·17 cites·9 claims
- 4957US4703452AInterrupt synchronizing circuitGTE COMMUNICATION SYST·Filed 1986·Granted Oct 27, 1987·28 cites·12 claims
- 5057US4633459ARepeater for carrier subscriber communication systemGTE COMMUNICATION SYST·Filed 1984·Granted Dec 30, 1986·11 cites·17 claims
Showing the top 50 of 179 patent records by PatentIndex Score.
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