MT

Masamichi Toyama

Canon: 54 patents #619 of 19,416Top 4%
Overall (All Time): #47,868 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 51–54 of 54 patents

Patent #TitleCo-InventorsDate
4322140 Shutter opening angle control device for a motion picture camera Hiroyuki Takimoto 1982-03-30
4278340 Camera having an automatic focus adjusting device Noritsugu Hirata, Hideto Iwama, Hidekazu Okajima, Akimasa Nishimura 1981-07-14
4273426 Motion picture system Hideto Iwama, Mamoru Shimazaki, Toshikazu Ichiyanagi 1981-06-16
4200372 Automatic aperture presetting and exposure control device for camera Hideto Iwama 1980-04-29