Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6519054 | Image processing apparatus and method | Yuichi Ikeda, Nobuatsu Sasanuma | 2003-02-11 |
| 6384857 | Apparatus for forming images, method of controlling the apparatus, and storage medium | Nobuatsu Sasanuma, Yuichi Ikeda, Yasuhiro Saitou | 2002-05-07 |
| 6320605 | Image information processing apparatus and method | Yuichi Ikeda, Nobuatsu Sasanuma, Yasuhiro Saito | 2001-11-20 |
| 6184915 | Image processing apparatus and method | Nobuatsu Sasanuma, Yuichi Ikeda, Yasuhiro Saito | 2001-02-06 |
| 6172771 | Image forming system and calibration method for image forming conditions | Yuichi Ikeda, Nobuatsu Sasanuma, Yasuhiro Saito | 2001-01-09 |
| 6123767 | Method and apparatus for feeding a gas for epitaxial growth | Yoshiharu Toyama, Akikazu Kuroda, Tokuji Kiyama, Sumio Kida, Shunji Yoshida +1 more | 2000-09-26 |
| 6091512 | Image processing apparatus and method for improving image reproducibility | Nobuatsu Sasanuma, Yukio Watanabe, Yuichiro Toyohara | 2000-07-18 |
| 6057946 | Tonality correction system | Yuichi Ikeda, Nobuatsu Sasanuma, Tetsuya Nakamura, Tsunao Honbo | 2000-05-02 |
| 6039809 | Method and apparatus for feeding a gas for epitaxial growth | Yoshiharu Toyama, Akikazu Kuroda, Tokuji Kiyama, Sumio Kida, Shunji Yoshida +1 more | 2000-03-21 |
| 5696594 | Image forming method and apparatus for counterfeit protection controlling image synthesis in response to forming conditions | Rie Saito, Nobuatsu Sasanuma | 1997-12-09 |
| 5585907 | Charging system for charging the surface of a photosensitive drum in an image forming apparatus | Hisashi Fukushima | 1996-12-17 |
| 5583644 | System for correcting image density of an image forming system based on a detection result of a test image | Nobuatsu Sasanuma, Hisashi Fukushima | 1996-12-10 |
| 5557412 | Image forming method and apparatus for counterfeit protection using image synthesis accounting for forming conditions | Rie Saito, Nobuatsu Sasanuma | 1996-09-17 |
| 5517227 | Image forming apparatus for automatically setting image formation conditions | Hisashi Fukushima, Nobuatsu Sasanuma | 1996-05-14 |
| 5515140 | Image forming apparatus for changing pre-processing condition of image carrier based on paper feed position | Hisashi Fukushima | 1996-05-07 |
| 5383055 | Image forming apparatus including means for setting image forming condition in accordance with a judgement result | Nobuatsu Sasanuma, Hisashi Fukushima | 1995-01-17 |
| 5327209 | Color image forming apparatus | Nobuatsu Sasanuma, Hisashi Fukushima, Haruhiko Moriguchi | 1994-07-05 |
| 5319433 | Electrophotographing apparatus for forming color image | Hisashi Fukushima, Nobuatsu Sasanuma | 1994-06-07 |
| 5285246 | Image forming method and apparatus that maintains uniform image glossiness | Toshimitsu Danzuka, Takashi Kawai, Takahiro Kubo | 1994-02-08 |