Assignee
BRITISH COLUMBIA TELEPHONE
CA·5 granted patents·196 citations·filing 1984–1989
Top patents by PatentIndex Score
5 records- 0192US4809148AFull-fluxed, single-ended DC converterBRITISH COLUMBIA TELEPHONE·Filed 1987·Granted Feb 28, 1989·115 cites·11 claims
- 0274US4613976AConstant envelope offset QPSK modulatorBRITISH COLUMBIA TELEPHONE·Filed 1984·Granted Sep 23, 1986·50 cites·9 claims
- 0346US4921446ATelephone jack apparatusBRITISH COLUMBIA TELEPHONE·Filed 1989·Granted May 1, 1990·20 cites·4 claims
- 0431US4683567AAsynchronous signaling system for digital communication channelBRITISH COLUMBIA TELEPHONE·Filed 1985·Granted Jul 28, 1987·6 cites·11 claims
- 0530US4674087AAsynchronous signaling for digital communication channelBRITISH COLUMBIA TELEPHONE·Filed 1985·Granted Jun 16, 1987·5 cites·11 claims
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