Inventor · disambiguated record
Richard G. Merrell
Also filed as: MERRELL RICHARD G
18 granted patents·1,159 citations·filing 1974–1991
95Inventor score
Top patents by PatentIndex Score
18 records- 0198US4425579ACatv converter with keylock to favorite channelsOAK INDUSTRIES INC·Filed 1981·Granted Jan 10, 1984·454 cites·3 claims
- 0295US4323922ATelevision coding system with channel level identificationOAK INDUSTRIES INC·Filed 1979·Granted Apr 6, 1982·151 cites·12 claims
- 0394US4476488AControl circuit for CATV alert systemZENITH ELECTRONICS CORP·Filed 1983·Granted Oct 9, 1984·101 cites·7 claims
- 0493US4336553AMethod of coding audio and video signalsOAK IND·Filed 1980·Granted Jun 22, 1982·128 cites·11 claims
- 0590US4514761AData encryption technique for subscription television systemZENITH ELECTRONICS CORP·Filed 1982·Granted Apr 30, 1985·112 cites·8 claims
- 0687US5231665ACable television system having dynamic market code shufflingZENITH ELECTRONICS CORP·Filed 1991·Granted Jul 27, 1993·109 cites·20 claims
- 0775US4035702AElectronic garage door opener safety devicePETTERSEN MALVIN P·Filed 1975·Granted Jul 12, 1977·40 cites·21 claims
- 0866US4503462AAutomatic homing system for a subscription television signal decoderZENITH ELECTRONICS CORP·Filed 1981·Granted Mar 5, 1985·18 cites·10 claims
- 0966US4090143ADigital phase comparator with resetZENITH RADIO CORP·Filed 1977·Granted May 16, 1978·7 cites·6 claims
- 1063US4070629AHigh speed tuning systemZENITH RADIO CORP·Filed 1976·Granted Jan 24, 1978·6 cites·8 claims
- 1158US3943449AMulti-speed ramp for a varactor tuning systemZENITH RADIO CORP·Filed 1974·Granted Mar 9, 1976·10 cites·11 claims
- 1248US4160993AVIR line recognition systemZENITH RADIO CORP·Filed 1977·Granted Jul 10, 1979·7 cites·19 claims
- 1346US4156197AHigh speed phase locked loop tuning systemZENITH RADIO CORP·Filed 1977·Granted May 22, 1979·3 cites·4 claims
- 1446US4002985AChannel selection indicator for memory tuning systemZENITH RADIO CORP·Filed 1976·Granted Jan 11, 1977·3 cites·5 claims
- 1541US4151559AElectronic television tuner interface circuitZENITH RADIO CORP·Filed 1977·Granted Apr 24, 1979·2 cites·5 claims
- 1641US4021741ARemote control with reduced responsiveness to interrupted actuating signalsZENITH RADIO CORP·Filed 1975·Granted May 3, 1977·4 cites·9 claims
- 1737US4521897AApparatus for synchronizing the operation of master and slave countersZENITH ELECTRONICS CORP·Filed 1983·Granted Jun 4, 1985·3 cites·7 claims
- 1836US4156199AApparatus for shifting a tuning windowZENITH RADIO CORP·Filed 1977·Granted May 22, 1979·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →