Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6922534 | Process cartridge and electrophotographic image forming apparatus having electrical connection for memory | Hiroshi Goto, Seietsu Miura, Nobuya Tamura, Yoshiyuki Miyazaki, Masafumi Maeda +2 more | 2005-07-26 |
| 6021290 | Image forming apparatus with ventilation | Tatsuo Hamada, Ryukichi Inoue, Yoshiyuki Yamazaki, Yoshihiro Matsuo | 2000-02-01 |
| 5708922 | Guide means and electrophotographic image forming apparatus | Jun Azuma | 1998-01-13 |