Assignee
TRILLIUM TEL SYST INC
CA·12 granted patents·284 citations·filing 1982–1989
Top patents by PatentIndex Score
12 records- 0184US5046188AData interface for telephone systemTRILLIUM TEL SYST INC·Filed 1989·Granted Sep 3, 1991·70 cites·13 claims
- 0282US4538031AHome communications and control systemTRILLIUM TEL SYST INC·Filed 1982·Granted Aug 27, 1985·55 cites·22 claims
- 0376US4788720AProgrammable subscriber setTRILLIUM TEL SYST INC·Filed 1986·Granted Nov 29, 1988·50 cites·16 claims
- 0476USD293442STelephone handsetTRILLIUM TEL SYST INC·Filed 1986·Granted Dec 29, 1987·17 cites·1 claims
- 0570USD298532SBase for a telephone subscriber setTRILLIUM TEL SYST INC·Filed 1986·Granted Nov 15, 1988·14 cites·1 claims
- 0662US4736406AExpansion subsystem for use in a communication systemTRILLIUM TEL SYST INC·Filed 1986·Granted Apr 5, 1988·23 cites·25 claims
- 0759US4805211ASubscriber set programming moduleTRILLIUM TEL SYST INC·Filed 1986·Granted Feb 14, 1989·23 cites·20 claims
- 0847US4726054ASystem for interconnecting a pair of communication systemsTRILLIUM TEL SYST INC·Filed 1986·Granted Feb 16, 1988·11 cites·27 claims
- 0944US4727578ATelephone systemTRILLIUM TEL SYST INC·Filed 1986·Granted Feb 23, 1988·7 cites·25 claims
- 1042US4792970AExpansion port for use in a communication systemTRILLIUM TEL SYST INC·Filed 1986·Granted Dec 20, 1988·7 cites·13 claims
- 1136US5054062ACircuit for maintaining hybrid cancellation of signals in a communication systemTRILLIUM TEL SYST INC·Filed 1989·Granted Oct 1, 1991·4 cites·15 claims
- 1233US4701948ACommunication system having separate unidirectional information signallingTRILLIUM TEL SYST INC·Filed 1986·Granted Oct 20, 1987·3 cites·29 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →