SY

Seiichi Yanagida

TO Toshiba: 5 patents #173 of 2,688Top 7%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #895,399 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4654729 Cassette cover opening mechanism Takao Kiuchi, Hiroyuki Kasami 1987-03-31
4530015 Camera with integral magnetic recorder Naoki Kobayashi 1985-07-16
4455582 Erase features for magnetic multi-track rerecording Motohiko Takeuchi, Hideki Marumoto 1984-06-19
4321637 Recording-reproduction apparatus for an endless tape Hiroshi Yamashita, Fumio Izawa 1982-03-23
4313141 Position shift apparatus Hisaharu Takeuchi, Masamitu Nishina 1982-01-26
4311286 Fixed reel type endless tape cassette Morio Akino, Hiroshi Yamashita 1982-01-19