P

Inventor

ISONO KATSUO

22 patents
⚠️ This page may combine multiple inventors who share the name “ISONO KATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

19 patents
US4101927AJul 18, 1978

Vir control apparatus for color television receiver

SONY CORP25 citations81
US4153911AMay 8, 1979

Color correction circuit for a color television receiver

SONY CORP10 citations73
US4130831ADec 19, 1978

Color television control circuit for use with a VIR signal

SONY CORP8 citations73
US4121254AOct 17, 1978

Automatic fine tuning circuit

SONY CORP9 citations73
US4091411AMay 23, 1978

Color hue control circuit for color television receiver

SONY CORP12 citations73
US3992679ANov 16, 1976

Locked oscillator having control signal derived from output and delayed output signals

SONY CORP13 citations73
US4305022ADec 8, 1981

Horizontal scanning rate correction apparatus

SONY CORP20 citations72
US4281340AJul 28, 1981

Horizontal scanning rate correction apparatus for beam index color cathode-ray tube

SONY CORP10 citations72
US4352047ASep 28, 1982

Side pincushion correcting circuit for color television receivers

SONY CORP12 citations70
US4251832AFeb 17, 1981

Index signal amplifier for use in a beam index television receiver

SONY CORP5 citations62
US4223338ASep 16, 1980

Color television receiver and VTR system

SONY CORP3 citations62
US4206473AJun 3, 1980

VIR-Controlled color correction for color video signal receiving apparatus

SONY CORP3 citations62
US4197556AApr 8, 1980

Hue correction circuit

SONY CORP6 citations62
US4189740AFeb 19, 1980

Common circuitry VIR control apparatus for color television receiver

SONY CORP3 citations62
US4183048AJan 8, 1980

VIR-controlled hue correction circuit

SONY CORP6 citations62
US4364083ADec 14, 1982

Beam index type color television receiver

SONY CORP3 citations61
US4268857AMay 19, 1981

Beam index color television receiver apparatus

SONY CORP3 citations59
US4261010AApr 7, 1981

Beam index color television receiver apparatus

SONY CORP2 citations59
US4316216AFeb 16, 1982

Beam index color television receiver

SONY CORP0 citations40

LG ELECTRONICS INC

3 patents