Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5864349 | Recording apparatus with plural heads | Hiromitsu Hirabayashi, Fumihiro Gotoh, Akitoshi Yamada | 1999-01-26 |
| 5448274 | Ink jet recording apparatus and carriage mechanism therefor | Hiromitsu Hirabayashi, Yoji Ara, Naoji Otsuka, Kentaro Yano, Kiichiro Takahashi +1 more | 1995-09-05 |
| 5146601 | Pulse width modulation input/output controller for image processing apparatus | Masao Hosaka, Kazutoshi Shimada | 1992-09-08 |
| 5093688 | Image forming process control method and apparatus | Yutaka Komiya, Katsumi Murakami, Hisashi Sakamaki | 1992-03-03 |
| 5043864 | Image forming apparatus | Koichi Murakami, Kenji Kurita, Hisashi Sakamaki | 1991-08-27 |
| 5021827 | Image forming process control method and apparatus | Yutaka Komiya, Katsumi Murakami, Sakamaki Hisahi | 1991-06-04 |
| 5008712 | Variable magnification copying apparatus and automatic shutdown therefor | Katsuyoshi Maeshima, Masahiro Tomosada | 1991-04-16 |
| 4926310 | Image forming apparatus | Koichi Murakami, Kenji Kurita | 1990-05-15 |
| 4839698 | Copying apparatus | Katsuyoshi Maeshima, Masahiro Tomosada | 1989-06-13 |
| 4771313 | Service life indicator for a process cartridge | Koki Kuroda, Toshiaki Yagasaki | 1988-09-13 |
| 4769673 | Image scanning apparatus | Masahiro Tomosada, Katsuyoshi Maeshima, Hisashi Sakamaki | 1988-09-06 |
| 4740671 | Temperature control apparatus for detecting an abnormality in a heater in a copying machine or the like | Kouki Kuroda, Toshiaki Yagasaki | 1988-04-26 |
| 4734739 | Image forming apparatus with function permitting key entry during waiting time | Koichi Murakami, Kenji Kurita, Hisashi Sakamaki | 1988-03-29 |
| 4707111 | Image formation apparatus including means for manually and automatically feeding copy therethrough | Yoshihiro Kawatsura, Masato Ishida | 1987-11-17 |
| 4702586 | Copy board apparatus | Takashi Saito, Hiroshi Nitanda, Mitsuhiro Tokuhara, Haruhisa Honda | 1987-10-27 |
| 4671647 | Image forming process control method and apparatus related to control while apparatus is in operational state | Yutaka Komiya, Katsumi Murakami, Hisashi Sakamaki | 1987-06-09 |
| 4656338 | Recording apparatus | Toshiaki Yagasaki, Kouki Kuroda | 1987-04-07 |
| 4598994 | Image formation apparatus capable of different image magnification | Masahiro Tomosada, Katsuyoshi Maeshima, Hisashi Sakamaki | 1986-07-08 |
| 4563079 | Image formation apparatus with variable scanning stroke | Yoshihiro Kawatsura, Masato Ishida | 1986-01-07 |
| 4557587 | Related to control while apparatus is in an improper operational state | Yutaka Komiya, Katsumi Murakami, Hisashi Sakamaki | 1985-12-10 |
| 4552450 | Variable magnification apparatus with lens position control | Masahiro Tomosada, Katsuyoshi Maeshima, Hisashi Sakamaki | 1985-11-12 |
| 4538902 | Image formation apparatus | Yoshihiro Kawatsura, Masato Ishida | 1985-09-03 |
| 4521099 | Copying apparatus | Hajime Katayama, Hiroshi Nitanda, Tateki Nagaoka, Hirotoshi Kishi, Yusaku Takada +2 more | 1985-06-04 |
| 4477179 | Image forming apparatus with adjustable light source | Masato Ishida, Yoshihiro Kawatsura | 1984-10-16 |
| 4456366 | Image forming process control | Yutaka Komiya, Katsumi Murakami, Hisashi Sakamaki | 1984-06-26 |