Inventor
ARAI MASAAKI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “ARAI MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
6 patentsUS4777537AOct 11, 1988
Signal recording apparatus and method
SONY CORP212 citations98
US4725894AFeb 16, 1988
Digital conversion system for a color video signal that is capable of converting an analog composite and an analog component video signal into a digital composite signal and a digital component color signal
SONY CORP23 citations81
US4701871AOct 20, 1987
Signal generator using digital memory
SONY CORP24 citations81
US4668988AMay 26, 1987
Non-linear digital emphasis circuit
SONY CORP24 citations81
US4470076ASep 4, 1984
Color video still picture playback device
SONY CORP25 citations80
US4896309AJan 23, 1990
Optical disc player with phase shift dependent on disk rotation direction
SONY CORP11 citations73