Inventor
SATO ICHITARO
JP17 patents
Patents
17 patentsUS5771330AJun 23, 1998
Portable AV editing apparatus
SONY CORP69 citations94
US6275529B1Aug 14, 2001
Method of and apparatus for transmitting news data with script
SONY CORP35 citations92
US4839615AJun 13, 1989
Frequency modulating circuit for video tape recorder
SONY CORP26 citations92
US4355333AOct 19, 1982
Video signal processing circuit with comb filter
SONY CORP21 citations81
US4120007AOct 10, 1978
Head switching control apparatus for use in a video signal processing system
SONY CORP21 citations81
US4885639ADec 5, 1989
Apparatus for eliminating a noise signal
SONY CORP23 citations78
US5504632AApr 2, 1996
Digital VTR that is also capable of reproducing a signal recorded with an analog VTR format
SONY CORP8 citations73
US5276517AJan 4, 1994
Video equalizing circuit
SONY CORP9 citations73
US4686585AAug 11, 1987
VTR having automatic carrier detection
SONY CORP14 citations73
US4481547ANov 6, 1984
Video signal processing circuit
SONY CORP10 citations73
US6400887B1Jun 4, 2002
Portable AV editing apparatus
SONY CORP8 citations72
US4661842AApr 28, 1987
Luminance/chrominance separator
SONY CORP10 citations67
US5383071AJan 17, 1995
Apparatus for tracking control using recorded pilot signals
SONY CORP2 citations62
US5255126AOct 19, 1993
AGC circuit with constant envelope circuit for reproduced RF signals from plural channels
SONY CORP3 citations62
US5189565AFeb 23, 1993
Slew rate converter for a video signal recording apparatus
SONY CORP4 citations62
US4998172AMar 5, 1991
Secondary beat signal cancel circuit
SONY CORP4 citations62
US4417284ANov 22, 1983
Gain control circuit for a video tape recorder wherein the chrominance is gain controlled in response to the luminance signal as well as the chrominance signal
SONY CORP6 citations62