Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6459861 | Image forming apparatus, and a cartridge having a developer container detachably mountable on such apparatus | Hiroshi Sato, Kazumi Yamauchi | 2002-10-01 |
| 6438327 | Process cartridge having storage device which communicates with image forming apparatus | Eiichiro Kimizuka, Masanobu Kanoto | 2002-08-20 |
| 6408143 | Electrophotographic image forming apparatus | Kazushi Watanabe, Toshiyuki Karakama, Hideki Matsumoto | 2002-06-18 |
| 6397018 | Developer amount detecting method, developing device, process cartridge and electrophotographic image forming apparatus | Hideki Matsumoto, Isao Ikemoto, Kazushi Watanabe, Toshiyuki Karakama | 2002-05-28 |