OS

Osamu Sawamura

Canon: 4 patents #10,118 of 19,416Top 55%
Overall (All Time): #1,295,875 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5192971 Image forming apparatus with image forming interruption capabilities Katsuichi Smimizu, Shunichi Masuda, Masahiro Tomosada, Hisashi Sakamaki 1993-03-09
4816868 Image forming apparatus Katsuichi Shimizu, Shunichi Masuda, Masahiro Tomosada, Hisashi Sakamaki 1989-03-28
4314754 Image forming apparatus Katsuichi Shimizu, Shunichi Masuda, Masahiro Tomosada, Hisashi Sakamaki 1982-02-09
4204728 Method and apparatus for color conversion Yoshitomo Goshima, Kazuo Kawakubo, Katsushi Furuichi, Hisashi Sakamaki, Yutaka Komiya +1 more 1980-05-27