Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7444097 | Air-conditioned electrophotographic image forming apparatus | Yasuo Suzuki, Satoshi Igari, Katsuaki Miyawaki, Yasushi Nakazato, Takeo Suda +1 more | 2008-10-28 |
| 7203446 | Image forming apparatus with improved image quality and maintenance workability | Takeshi Saitou | 2007-04-10 |
| 7106991 | Process cartridge smoothly and stably attached to and detached from an image forming apparatus, and an image forming apparatus including the process cartridge | Hiroshi Hosokawa, Shinichi Kawahara, Takaaki Tawada, Yoshiyuki Kimura, Hideki Zemba | 2006-09-12 |
| 7027751 | Electrophotographic image forming apparatus having residual toner collection | Katsuaki Miyawaki, Takeshi Saitou, Takeo Suda, Yasushi Nakazato, Yasuo Suzuki | 2006-04-11 |
| 6978103 | Image forming apparatus with improved image quality and maintenance workability | Takeshi Saitou | 2005-12-20 |
| 6690905 | Image forming apparatus including intermediate transfer element for preventing occurrence of white spot | Mitsuru Takahashi | 2004-02-10 |