YI

Yasuo Isobe

Canon: 3 patents #11,241 of 19,416Top 60%
Overall (All Time): #1,680,276 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4534640 Exposure control system for a camera having a digital computer Tadashi Ito, Fumio Ito, Soichi Nakamoto 1985-08-13
4353630 Exposure control device for a camera having a digital operation device Fumio Ito, Tadashi Ito, Soichi Nakamoto 1982-10-12
4245900 Electronic exposure control apparatus Soichi Nakamoto, Fumio Ito, Tadashi Ito 1981-01-20