Inventor · disambiguated record
Jon P. Grosjean
Also filed as: GROS-JEAN JON P · GROSJEAN JON P · GROSJEAN JON PAUL
6 granted patents·145 citations·filing 1975–1991
85Inventor score
Top patents by PatentIndex Score
6 records- 0180US3959735ALoudspeaker and amplifier protection circuitGTE SYLVANIA INC·Filed 1975·Granted May 25, 1976·19 cites·12 claims
- 0270US4093824AReceiver having a phase-locked loopGTE SYLVANIA INC·Filed 1976·Granted Jun 6, 1978·12 cites·1 claims
- 0367US3959736ALoudspeaker protection circuitGTE SYLVANIA INC·Filed 1975·Granted May 25, 1976·12 cites·7 claims
- 0464US5146612ATechnique for using a subcarrier frequency of a radio station to transmit, receive and display a message together with audio reproduction of the radio programSPINGARN JAMES L·Filed 1991·Granted Sep 8, 1992·84 cites·3 claims
- 0545US4387342APhase-shift keyed decoderDATAVISION INC·Filed 1981·Granted Jun 7, 1983·13 cites·11 claims
- 0642US4156195AReceiver having a phase-locked loopGTE SYLVANIA INC·Filed 1977·Granted May 22, 1979·5 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Jon P. Grosjean files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →