Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6795667 | Process cartridge and electrophotographic apparatus having an intermediate transfer belt | Akihiko Nakazawa, Hiroyuki Kobayashi, Atsushi Tanaka, Tsunenori Ashibe, Takashi Kusaba +1 more | 2004-09-21 |
| 6766127 | Image forming apparatus having process cartridge with intermediate transfer belt | Atsushi Tanaka, Hiroyuki Kobayashi, Akihiko Nakazawa, Tsunenori Ashibe, Takashi Kusaba +1 more | 2004-07-20 |
| 6725002 | Process cartridge, electrophotographic apparatus and image forming method | Hiroyuki Kobayashi, Akihiko Nakazawa, Atsushi Tanaka, Tsunenori Ashibe, Takashi Kusaba +1 more | 2004-04-20 |
| 6718148 | Process cartridge, electrophotographic apparatus and image-forming method | Hiroyuki Kobayashi, Akihiko Nakazawa, Atsushi Tanaka, Tsunenori Ashibe, Takashi Kusaba +1 more | 2004-04-06 |