Inventor · disambiguated record
Melvin C. Hendrickson
Also filed as: HENDRICKSON MELVIN C · HENDRICKSON MELVIN CARLYLE
12 granted patents·485 citations·filing 1974–1987
92Inventor score
Top patents by PatentIndex Score
12 records- 0196US4292650AStv Subscriber address systemZENITH RADIO CORP·Filed 1979·Granted Sep 29, 1981·159 cites·20 claims
- 0295US4460922AMemory select system for an STV decoderZENITH ELECTRONICS CORP·Filed 1981·Granted Jul 17, 1984·124 cites·11 claims
- 0390US4425647AIR Remote control systemZENITH RADIO CORP·Filed 1982·Granted Jan 10, 1984·83 cites·2 claims
- 0486US4408225ASubscription television decoderZENITH RADIO CORP·Filed 1981·Granted Oct 4, 1983·46 cites·5 claims
- 0585US4081771A82 Detent manual varactor tuning systemZENITH RADIO CORP·Filed 1976·Granted Mar 28, 1978·15 cites·16 claims
- 0681US4377006AIR Remote control systemZENITH RADIO CORP·Filed 1979·Granted Mar 15, 1983·36 cites·14 claims
- 0758US3943449AMulti-speed ramp for a varactor tuning systemZENITH RADIO CORP·Filed 1974·Granted Mar 9, 1976·10 cites·11 claims
- 0841US4317228ATelevision receiver having multiplexed phase lock loop tuning systemZENITH RADIO CORP·Filed 1979·Granted Feb 23, 1982·5 cites·11 claims
- 0940US4598313ATelevision signal scrambling systemZENITH ELECTRONICS CORP·Filed 1984·Granted Jul 1, 1986·5 cites·9 claims
- 1036US4156199AApparatus for shifting a tuning windowZENITH RADIO CORP·Filed 1977·Granted May 22, 1979·1 cites·8 claims
- 1131US4759061ATechnique for toggling coding mode in a television signal encoderZENITH ELECTRONICS CORP·Filed 1987·Granted Jul 19, 1988·1 cites·24 claims
- 1220US4558360ADecoder lockout defeat circuitZENITH ELECTRONICS CORP·Filed 1983·Granted Dec 10, 1985·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →