Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832057 | Developing device, process cartridge, and electrophotographic image forming apparatus | Toru Oguma | 2004-12-14 |
| 6735405 | Method of remanufacturing process cartridge and developing device | Akiyoshi Yokoi, Toru Oguma, Ryuta Murakami | 2004-05-11 |
| D489753 | Image forming apparatus | Yoshiyuki Batori, Takeshi Arimitsu, Hiroaki Sasaki, Masanari Morioka | 2004-05-11 |