Inventor · disambiguated record
Jouke N. Rypkema
Also filed as: RYPKEMA JOUKE N
8 granted patents·366 citations·filing 1977–1986
88Inventor score
Top patents by PatentIndex Score
8 records- 0194US4768229ARestrictive access control systemZENITH ELECTRONICS CORP·Filed 1986·Granted Aug 30, 1988·278 cites·18 claims
- 0278US4395734ARemote muting for CATV/STV convertersZENITH RADIO CORP·Filed 1981·Granted Jul 26, 1983·29 cites·7 claims
- 0376US4490743AIntercarrier signal detection circuit for a television receiverZENITH ELECTRONICS CORP·Filed 1982·Granted Dec 25, 1984·26 cites·13 claims
- 0452US4464635ANon-reactive limiterZENITH ELECTRONICS CORP·Filed 1982·Granted Aug 7, 1984·10 cites·6 claims
- 0549US4411019AAGC System for television receiversZENITH RADIO CORP·Filed 1982·Granted Oct 18, 1983·8 cites·5 claims
- 0645US4347483AFrequency and phase lock loop with separated AFC and phase lockingZENITH RADIO CORP·Filed 1980·Granted Aug 31, 1982·8 cites·1 claims
- 0736US4649420AAutomatic frequency response correction using color burstZENITH ELECTRONICS CORP·Filed 1985·Granted Mar 10, 1987·5 cites·6 claims
- 0831US4118740ASurface wave AFC discriminator with two zero crossingsZENITH RADIO CORP·Filed 1977·Granted Oct 3, 1978·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →