Assignee
COMMUNICATIONS EQUIPMENT AND E
US·3 granted patents·148 citations·filing 1985–1989
Top patents by PatentIndex Score
3 records- 0179US4993062ATelephone control system including stored blocked and allowed telephone numbersCOMMUNICATIONS EQUIPMENT AND E·Filed 1989·Granted Feb 12, 1991·91 cites·12 claims
- 0273US4672661ACredit card telephone stationCOMMUNICATIONS EQUIPMENT AND E·Filed 1985·Granted Jun 9, 1987·47 cites·4 claims
- 0348US4638121ATelephone pay stationCOMMUNICATIONS EQUIPMENT AND E·Filed 1985·Granted Jan 20, 1987·10 cites·12 claims
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