Assignee
ROANWELL CORP
9 granted patents·346 citations·filing 1975–1981
Top patents by PatentIndex Score
9 records- 0192US3971901ACommunications headset with reversible mounting meansROANWELL CORP·Filed 1975·Granted Jul 27, 1976·46 cites·20 claims
- 0292US3971900ACommunications headset with rotatable and tiltable electrical connectorROANWELL CORP·Filed 1975·Granted Jul 27, 1976·49 cites·7 claims
- 0390US4273969ACommunications headset mountable over the earROANWELL CORP·Filed 1979·Granted Jun 16, 1981·92 cites·17 claims
- 0485US4008940ATelephone apparatus including electrical connectorROANWELL CORP·Filed 1975·Granted Feb 22, 1977·44 cites·6 claims
- 0579US4463222ANoise canceling transmitterROANWELL CORP·Filed 1981·Granted Jul 31, 1984·54 cites·1 claims
- 0673US4009355AReversible anti-noise microphoneROANWELL CORP·Filed 1975·Granted Feb 22, 1977·43 cites·4 claims
- 0757US4378467AAudio amplifierROANWELL CORP·Filed 1980·Granted Mar 29, 1983·14 cites·4 claims
- 0830US4288663ANoise canceling transmitterROANWELL CORP·Filed 1980·Granted Sep 8, 1981·2 cites·6 claims
- 0925US4454387AHandset hanger and switchROANWELL CORP·Filed 1981·Granted Jun 12, 1984·2 cites·4 claims
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