Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8131198 | Image forming apparatus, fixing unit, and image forming method with improved heating mechanism | Kenji Ishii, Keizo Yasuda, Akiyasu Amita, Kenichi Hasegawa, Yasutada Tsukioka +2 more | 2012-03-06 |
| 7313353 | Fixing unit with heat-resisting resin base member and image forming toner for use in the fixing unit | Masahiko Satoh, Masami Tomita, Setsuo Soga, Takahiro Yoshikawa, Toshiharu Hachisuka +3 more | 2007-12-25 |
| 7127204 | Belt fixing unit with heat-resisting resin base member and image forming toner for use in the fixing unit | Masahiko Satoh, Masami Tomita, Setsuo Soga, Takahiro Yoshikawa, Toshiharu Hachisuka +3 more | 2006-10-24 |
| 6067435 | Image forming apparatus | Setsuo Soga, Hideo Yu, Jun Okamoto | 2000-05-23 |
| 5873017 | Image forming apparatus | Setsuo Soga, Hideo Yu, Jun Okamoto | 1999-02-16 |
| 5679462 | Fixing apparatus | Setsuo Soga, Toshiya Yabei, Jun Okamoto | 1997-10-21 |
| 5678153 | Fixing apparatus comprising a cleaning roller having a coated layer of polyimide and polytetrafluoroethylene | Jun Okamoto, Setsuo Soga, Toshiya Yabei | 1997-10-14 |