Assignee
OPCOM
US·3 granted patents·243 citations·filing 1985–1986
Top patents by PatentIndex Score
3 records- 0191US4783796APBX telephone call control systemOPCOM·Filed 1985·Granted Nov 8, 1988·110 cites·17 claims
- 0288US4747124APBX telephone call control systemOPCOM·Filed 1985·Granted May 24, 1988·104 cites·13 claims
- 0362US4792967APBX DID and E and M tie trunk integration adapter and methodOPCOM·Filed 1986·Granted Dec 20, 1988·29 cites·10 claims
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