YT

Yoichi Tosaka

Canon: 3 patents #216 of 1,247Top 20%
Overall (1989): #5,879 of 140,708Top 5%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4888604 Film code read out device Toru Shoji 1989-12-19
D304729 Camera Yoshiaki Sugiyama, Shosuke Haraguchi 1989-11-21
4799074 Camera Masaharu Kawamura, Yoshihito Harada, Ryuichi Kobayashi, Masayuki Suzuki, Tsunemasa Ohara 1989-01-17