HS

Hisashi Sakamaki

Canon: 60 patents #466 of 19,416Top 3%
Overall (All Time): #39,439 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 26–50 of 60 patents

Patent #TitleCo-InventorsDate
4662740 Electrophotographic device Shigehiro Komori, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto, Kazumi Umezawa 1987-05-05
4638368 Reproduction apparatus Katsuichi Shimizu, Shunichi Masuda, Toshiaki Yagasaki 1987-01-20
4598994 Image formation apparatus capable of different image magnification Masahiro Tomosada, Katsuyoshi Maeshima, Tsuneki Inuzuka 1986-07-08
4557587 Related to control while apparatus is in an improper operational state Yutaka Komiya, Katsumi Murakami, Tsuneki Inuzuka 1985-12-10
4552450 Variable magnification apparatus with lens position control Masahiro Tomosada, Katsuyoshi Maeshima, Tsuneki Inuzuka 1985-11-12
4530063 Image forming device Shunichi Masuda, Katsuichi Shimizu, Toshiaki Yagasaki 1985-07-16
4494861 Copying apparatus Tetsuji Tachika, Hiroyuki Hattori 1985-01-22
4470692 Automatically controlled printing and copying apparatus Katsuichi Shimizu, Toshio Honma 1984-09-11
4456366 Image forming process control Yutaka Komiya, Katsumi Murakami, Tsuneki Inuzuka 1984-06-26
4437757 Image forming apparatus with cleaning means Shigehiro Komori, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto, Kazumi Umezawa 1984-03-20
4436408 Image forming apparatus including power switch operating means Tsuneki Inuzuka, Masato Ishida, Hiroshi Tanioka 1984-03-13
4421402 Electrophotographic device Shigehiro Komori, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto, Kazumi Umezawa 1983-12-20
4392741 Image forming apparatus Tsuneki Inuzuka, Koichi Murakami, Kenji Kurita 1983-07-12
4372673 Image forming apparatus Masahiro Tomosada, Yoshimasa Kimura 1983-02-08
4367036 Temperature and humidity compensating device in an image forming apparatus Yoshimasa Kimura, Toshio Honma, Ikuo Souma 1983-01-04
4350436 Feed control device Toshiaki Yagasaki, Shunichi Masuda, Katsuichi Shimizu 1982-09-21
4343036 Image forming apparatus Katsuichi Shimizu, Shunichi Masuda 1982-08-03
4332462 Feed control device Toshiaki Yagasaki, Shunichi Masuda, Katsuichi Shimizu 1982-06-01
4330199 Electrophotographic device Shigehiro Komori, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto, Kazumi Umezawa 1982-05-18
4320964 Image formation apparatus Masato Ishida, Katsuyoshi Maeshima 1982-03-23
4319828 Copying apparatus with a heated photosensitive drum Shigehiro Komori, Hiroyuki Hattori, Toshihide Iida, Koichi Miyamoto, Kazumi Umezawa 1982-03-16
4315685 Image forming apparatus Tsuneki Inuzuka, Koichi Murakami, Kenji Kurita 1982-02-16
4314754 Image forming apparatus Katsuichi Shimizu, Osamu Sawamura, Shunichi Masuda, Masahiro Tomosada 1982-02-09
4305654 Apparatus for controlling image formation Katsuichi Shimizu, Katsushi Furuichi, Toshio Honma 1981-12-15
4299476 Image forming process and apparatus therefor Yoshihiro Kawatsura, Katsuichi Shimizu 1981-11-10