SK

Sadafumi Kitamura

Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
Overall (All Time): #1,309,224 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4380779 Method for recording multiplexed signals on metal evaporated tape Hiroshi Taniguchi 1983-04-19
4303950 Helical scan video tape recorder for recording video and audio signals on contiguous tracks Hiroshi Taniguchi, Osahiko Yano, Chojuro Yamamitsu, Masamitsu Ohtsu 1981-12-01
4240038 Preamplifier Kenichi Hasegawa, Hiroshi Taniguchi 1980-12-16
4209800 Magnetic color video recording and reproducing system with color killer circuit Chojuro Yamamitsu, Akira Miyamoto 1980-06-24