Assignee
TELEPHONIE IND COMMERCIALE
FR·19 granted patents·473 citations·filing 1978–1989
Top patents by PatentIndex Score
19 records- 0186US5065425ATelephone connection arrangement for a personal computer and a device for such an arrangementTELEPHONIE IND COMMERCIALE·Filed 1989·Granted Nov 12, 1991·126 cites·6 claims
- 0282US4831488ADevice for removing electrostatic chargeTELEPHONIE IND COMMERCIALE·Filed 1987·Granted May 16, 1989·50 cites·2 claims
- 0381US4831649AMethod of routing calls for a network of digital time-switched exchangesTELEPHONIE IND COMMERCIALE·Filed 1988·Granted May 16, 1989·120 cites·6 claims
- 0472US4823383AProtection device for terminal equipment on telephone subscriber premisesTELEPHONIE IND COMMERCIALE·Filed 1987·Granted Apr 18, 1989·41 cites·2 claims
- 0562US5050211ASafety interlockTELEPHONIE IND COMMERCIALE·Filed 1989·Granted Sep 17, 1991·25 cites·5 claims
- 0656US4506112ATelephone set including a circuit for seizing the line without lifting the handset off the gravity switchTELEPHONIE IND COMMERCIALE·Filed 1983·Granted Mar 19, 1985·18 cites·6 claims
- 0752US4774704AInterface circuit for connecting a digital equipment to a time multiplex linkTELEPHONIE IND COMMERCIALE·Filed 1985·Granted Sep 27, 1988·18 cites·5 claims
- 0851US4480198ADevice for increasing the operational security of a duplicated clockTELEPHONIE IND COMMERCIALE·Filed 1982·Granted Oct 30, 1984·17 cites·3 claims
- 0944US5060241ASynchronizing system for a private digital exchange connected to an isdnTELEPHONIE IND COMMERCIALE·Filed 1989·Granted Oct 22, 1991·19 cites·8 claims
- 1037US4839888ADigital time-division multiplex switch-based telephone subscriber connection systemTELEPHONIE IND COMMERCIALE·Filed 1987·Granted Jun 13, 1989·9 cites·9 claims
- 1135US4727386APrint head for an electrostatic imageTELEPHONIE IND COMMERCIALE·Filed 1986·Granted Feb 23, 1988·3 cites·4 claims
- 1235US4723137ARecto-verso indirect electrostatic printerTELEPHONIE IND COMMERCIALE·Filed 1986·Granted Feb 2, 1988·4 cites·4 claims
- 1334US4185174AMethod and apparatus for checking connection paths in a telephone exchangeTELEPHONIE IND COMMERCIALE·Filed 1978·Granted Jan 22, 1980·4 cites·8 claims
- 1431US4183602AFront panel for circuit boardsTELEPHONIE IND COMMERCIALE·Filed 1978·Granted Jan 15, 1980·7 cites·7 claims
- 1529US4689643AElectrostatic print headTELEPHONIE IND COMMERCIALE·Filed 1986·Granted Aug 25, 1987·1 cites·5 claims
- 1628US4486879AMethod and apparatus for mixing low-frequency signals transmitted via different time slots towards the same telephone receiver setTELEPHONIE IND COMMERCIALE·Filed 1982·Granted Dec 4, 1984·4 cites·4 claims
- 1724US5022075AMechanical assembly for ensuring electrical safety in a telephone set or terminalTELEPHONIE IND COMMERCIALE·Filed 1989·Granted Jun 4, 1991·3 cites·5 claims
- 1820US4399530AMethod and apparatus for coding and decoding binary dataTELEPHONIE IND COMMERCIALE·Filed 1981·Granted Aug 16, 1983·2 cites·9 claims
- 1917US4368574AMethod of assembling a relayTELEPHONIE IND COMMERCIALE·Filed 1980·Granted Jan 18, 1983·2 cites·2 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →