Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6603940 | Detachable process cartridge for image forming apparatus | Naotaka Funayama, Jun Yamaguchi, Yoshiaki Sanada, Tsutomu Nagata | 2003-08-05 |
| 6567631 | Toner cartridge and image forming apparatus | Naotaka Funayama, Jun Yamaguchi, Yoshiaki Sanada, Tsutomu Nagata | 2003-05-20 |
| 6510300 | Toner cartridge with mixed toner delivery apparatus | Fumito Mizoguchi, Hiroshi Kubota, Takeshi Wakabayashi, Hisashi Kunihiro | 2003-01-21 |