Assignee
GTE NORTH INC
US·4 granted patents·125 citations·filing 1987–1990
Top patents by PatentIndex Score
4 records- 0178US4918630AComputer timing system having backup trigger switches for timing competitive eventsGTE NORTH INC·Filed 1988·Granted Apr 17, 1990·46 cites·4 claims
- 0263US5092663AApparatus and method for maintaining slack of fiber optic cable or the likeGTE NORTH INC·Filed 1990·Granted Mar 3, 1992·40 cites·22 claims
- 0354US4969186ATelephone message waiting system and apparatusGTE NORTH INC·Filed 1989·Granted Nov 6, 1990·25 cites·2 claims
- 0441US4868848AComputer operated system for dialing telephone numbersGTE NORTH INC·Filed 1987·Granted Sep 19, 1989·14 cites·3 claims
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