Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7515860 | Image forming method and image forming apparatus for same | Koji Suzuki, Mitsuo Aoki, Bing Shu, Yasushi Koichi, Tadashi Kasai +1 more | 2009-04-07 |
| 7313353 | Fixing unit with heat-resisting resin base member and image forming toner for use in the fixing unit | Masahiko Satoh, Masami Tomita, Takahiro Yoshikawa, Toshiharu Hachisuka, Yasuhiro Kohira +3 more | 2007-12-25 |
| 7273688 | Image forming method and image forming apparatus for same | Koji Suzuki, Mitsuo Aoki, Bing Shu, Yasushi Koichi, Tadashi Kasai +1 more | 2007-09-25 |
| 7162187 | Image forming apparatus and image forming method | Yasushi Koichi, Mitsuo Aoki, Bing Shu, Koji Suzuki, Yutaka Takahashi +1 more | 2007-01-09 |
| 7127204 | Belt fixing unit with heat-resisting resin base member and image forming toner for use in the fixing unit | Masahiko Satoh, Masami Tomita, Takahiro Yoshikawa, Toshiharu Hachisuka, Yasuhiro Kohira +3 more | 2006-10-24 |
| 7125638 | Image forming method and image forming apparatus for same | Koji Suzuki, Mitsuo Aoki, Bing Shu, Yasushi Koichi, Tadashi Kasai +1 more | 2006-10-24 |
| 6496666 | Image forming apparatus and method having an improved heating mechanism in fixing device | Shohji Hayashi, Tadao Uehara, Kenichi Hasegawa | 2002-12-17 |
| 6067435 | Image forming apparatus | Hideo Yu, Jun Okamoto, Yasuhiro Kohira | 2000-05-23 |
| 5873017 | Image forming apparatus | Hideo Yu, Jun Okamoto, Yasuhiro Kohira | 1999-02-16 |
| 5679462 | Fixing apparatus | Toshiya Yabei, Jun Okamoto, Yasuhiro Kohira | 1997-10-21 |
| 5678153 | Fixing apparatus comprising a cleaning roller having a coated layer of polyimide and polytetrafluoroethylene | Jun Okamoto, Toshiya Yabei, Yasuhiro Kohira | 1997-10-14 |
| 5128110 | Ozone removing device for image forming equipment | Katsuji Watabe | 1992-07-07 |
| 4987457 | Fixing method for a wet process copier | Manabu Mochizuki, Tsuneo Kurotori, Ichiro Tsuruoka, Katsuhiro Echigo, Hiroaki Takenouchi | 1991-01-22 |
| 4977308 | Heat roller type fixing device and method of producing the same | — | 1990-12-11 |
| 4951160 | Image reproducing apparatus | Yasumori Nagahara, Kenichirou Asada, Takanobu Fujioka, Yoshiaki Kanmoto, Mitsuo Hasebe +2 more | 1990-08-21 |
| 4934930 | Heat roller fixing device and image fixing method | — | 1990-06-19 |
| 4813868 | Image fixing method | — | 1989-03-21 |
| 4284875 | Heat roller fixing apparatus | Ryoichi Namiki, Yuichiro Higashi, Toshiyuki Kikuchi, Ichiro Fukushima, Yasuo Asahina | 1981-08-18 |