Assignee
AG COMMUNICATION SYSTEMS
US·96 granted patents·3,445 citations·filing 1987–1998
Top patents by PatentIndex Score
96 records- 0194US5727057AStorage, transmission, communication and access to geographical positioning data linked with standard telephony numbering and encoded for use in telecommunications and related servicesAG COMMUNICATION SYSTEMS·Filed 1994·Granted Mar 10, 1998·765 cites·9 claims
- 0293US5542070AMethod for rapid development of software systemsAG COMMUNICATION SYSTEMS·Filed 1994·Granted Jul 30, 1996·201 cites·6 claims
- 0391US5214650ASimultaneous voice and data system using the existing two-wire inter-faceAG COMMUNICATION SYSTEMS·Filed 1990·Granted May 25, 1993·201 cites·13 claims
- 0489US5898917ASystem for providing enhanced services in cellular radio telecommunication systems using #CCSC based triggersAG COMMUNICATION SYSTEMS·Filed 1996·Granted Apr 27, 1999·182 cites·5 claims
- 0587US5019939AThermal management plateAG COMMUNICATION SYSTEMS·Filed 1989·Granted May 28, 1991·55 cites·5 claims
- 0686US6075855AMethod of accessing a SCP in an ISUP network with partial releaseAG COMMUNICATION SYSTEMS·Filed 1998·Granted Jun 13, 2000·136 cites·4 claims
- 0783US5978373AWide area network system providing secure transmissionAG COMMUNICATION SYSTEMS·Filed 1997·Granted Nov 2, 1999·195 cites·14 claims
- 0883US5944432ADevice for providing disposable sanitary keyboard coversAG COMMUNICATION SYSTEMS·Filed 1997·Granted Aug 31, 1999·55 cites·6 claims
- 0979US4991170ACircuit for interfacing a digital signal processor to a serial interface controllerAG COMMUNICATION SYSTEMS·Filed 1989·Granted Feb 5, 1991·71 cites·11 claims
- 1078US5175764AEnhanced high voltage line interface circuitAG COMMUNICATION SYSTEMS·Filed 1990·Granted Dec 29, 1992·91 cites·19 claims
- 1176US5875231ATelephone call on hold service for a party placed on hold by another partyAG COMMUNICATION SYSTEMS·Filed 1996·Granted Feb 23, 1999·109 cites·10 claims
- 1274US4978912AChip carrier socket test probeAG COMMUNICATION SYSTEMS·Filed 1989·Granted Dec 18, 1990·30 cites·8 claims
- 1372US4979108ATask synchronization arrangement and method for remote duplex processorsAG COMMUNICATION SYSTEMS·Filed 1989·Granted Dec 18, 1990·53 cites·13 claims
- 1471US5191514APrinted circuit card guide with locking hookAG COMMUNICATION SYSTEMS·Filed 1991·Granted Mar 2, 1993·40 cites·5 claims
- 1571US4863388ARotating contact ZIF connectorAG COMMUNICATION SYSTEMS·Filed 1988·Granted Sep 5, 1989·31 cites·7 claims
- 1670US5854794ADigital transmission framing systemAG COMMUNICATION SYSTEMS·Filed 1996·Granted Dec 29, 1998·42 cites·6 claims
- 1768US5253291AHybrid balance and combination codec filter circuitAG COMMUNICATION SYSTEMS·Filed 1990·Granted Oct 12, 1993·46 cites·11 claims
- 1868US4866703AIntegrated services digital network moduleAG COMMUNICATION SYSTEMS·Filed 1987·Granted Sep 12, 1989·35 cites·23 claims
- 1965US5946378AInformation on hold telephony serviceAG COMMUNICATION SYSTEMS·Filed 1996·Granted Aug 31, 1999·50 cites·18 claims
- 2065US5249188ASynchronizing two processors as an integral part of fault detectionAG COMMUNICATION SYSTEMS·Filed 1991·Granted Sep 28, 1993·57 cites·5 claims
- 2164US5133256APrinter plate locating deviceAG COMMUNICATION SYSTEMS·Filed 1991·Granted Jul 28, 1992·14 cites·6 claims
- 2262US5729678ABus monitor systemAG COMMUNICATION SYSTEMS·Filed 1996·Granted Mar 17, 1998·53 cites·7 claims
- 2362US4956911ATool for repairing surface mounted components on printed circuit boardAG COMMUNICATION SYSTEMS·Filed 1990·Granted Sep 18, 1990·25 cites·14 claims
- 2461US5323460AEnhanced subscriber line interface circuitAG COMMUNICATION SYSTEMS·Filed 1992·Granted Jun 21, 1994·41 cites·2 claims
- 2561US4970353AProtective cover for exposed transformer terminalsAG COMMUNICATION SYSTEMS·Filed 1989·Granted Nov 13, 1990·19 cites·3 claims
- 2661US4961219ACircuit for synthesizing an impedance across the tip and ring leads of a telephone line circuitAG COMMUNICATION SYSTEMS·Filed 1989·Granted Oct 2, 1990·21 cites·8 claims
- 2758US5956379ADigital phase lock detector and low-pass filter selectorAG COMMUNICATION SYSTEMS·Filed 1997·Granted Sep 21, 1999·23 cites·10 claims
- 2858US5808486AGlitch free clock enable circuitAG COMMUNICATION SYSTEMS·Filed 1997·Granted Sep 15, 1998·42 cites·5 claims
- 2958US5119365ABi-directional buffer line amplifierAG COMMUNICATION SYSTEMS·Filed 1990·Granted Jun 2, 1992·41 cites·4 claims
- 3057US4868975ATool for inserting dual in-line packaged circuits into printed circuit board socketsAG COMMUNICATION SYSTEMS·Filed 1988·Granted Sep 26, 1989·20 cites·8 claims
- 3157US4848639ACompliant pad for use in tape automated bonding processAG COMMUNICATION SYSTEMS·Filed 1988·Granted Jul 18, 1989·22 cites·14 claims
- 3255US5208803ACircuit for testing digital linesAG COMMUNICATION SYSTEMS·Filed 1990·Granted May 4, 1993·31 cites·12 claims
- 3355US4964019AMultilayer bonding and cooling of integrated circuit devicesAG COMMUNICATION SYSTEMS·Filed 1989·Granted Oct 16, 1990·19 cites·7 claims
- 3454US5210934AExtraction tool for high density cable connectorsAG COMMUNICATION SYSTEMS·Filed 1991·Granted May 18, 1993·20 cites·11 claims
- 3553US5828735AGames on hold telephony serviceAG COMMUNICATION SYSTEMS·Filed 1996·Granted Oct 27, 1998·27 cites·21 claims
- 3653US5206795ACompliant connection for substratesAG COMMUNICATION SYSTEMS·Filed 1991·Granted Apr 27, 1993·16 cites·8 claims
- 3753US4942595ACircuit for dividing the frequency of a digital clock signal by two and one-halfAG COMMUNICATION SYSTEMS·Filed 1988·Granted Jul 17, 1990·11 cites·5 claims
- 3852US5120909ATerminating devices detection and verification circuitAG COMMUNICATION SYSTEMS·Filed 1991·Granted Jun 9, 1992·29 cites·6 claims
- 3952US4987516ASubstrate carrier deviceAG COMMUNICATION SYSTEMS·Filed 1988·Granted Jan 22, 1991·15 cites·6 claims
- 4049US5058141ASingle circuit for detecting a frame synchronization pattern and generating control signalsAG COMMUNICATION SYSTEMS·Filed 1990·Granted Oct 15, 1991·23 cites·11 claims
- 4149US4985748AUniversal tape for use in tape automated bonding systemAG COMMUNICATION SYSTEMS·Filed 1989·Granted Jan 15, 1991·15 cites·5 claims
- 4248US5140616ANetwork independent clocking circuit which allows a synchronous master to be connected to a circuit switched data adapterAG COMMUNICATION SYSTEMS·Filed 1990·Granted Aug 18, 1992·13 cites·6 claims
- 4348US4926115AUnique phase difference measuring circuitAG COMMUNICATION SYSTEMS·Filed 1988·Granted May 15, 1990·13 cites·11 claims
- 4447US6021192ATone detectorAG COMMUNICATION SYSTEMS·Filed 1998·Granted Feb 1, 2000·12 cites·13 claims
- 4547US5058112AProgrammable fault insertion circuitAG COMMUNICATION SYSTEMS·Filed 1989·Granted Oct 15, 1991·23 cites·3 claims
- 4647US4928276AT1 line format for robbed signaling for use with CCITT 32K bit per second ADPCM clear channel transmission and 64KBPS clear channel transmissionAG COMMUNICATION SYSTEMS·Filed 1988·Granted May 22, 1990·18 cites·14 claims
- 4746US5261827AMovable shroud center standoffAG COMMUNICATION SYSTEMS·Filed 1992·Granted Nov 16, 1993·15 cites·4 claims
- 4845US4989176ARemote maintenance systemAG COMMUNICATION SYSTEMS·Filed 1988·Granted Jan 29, 1991·13 cites·18 claims
- 4945US4847838ACircuit for testing the bus structure of a printed wiring cardAG COMMUNICATION SYSTEMS·Filed 1987·Granted Jul 11, 1989·16 cites·22 claims
- 5044US5251313AMethod of bit rate adaption using the ECMA 102 protocolAG COMMUNICATION SYSTEMS·Filed 1990·Granted Oct 5, 1993·13 cites·14 claims
Showing the top 50 of 96 patent records by PatentIndex Score.
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