Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829449 | Image forming apparatus with transfer bias inverting function | Teruaki Mitsuya, Tsuneaki Kawanishi, Hisao Okada, Natsuki Kuribayashi, Masayoshi Ishii +1 more | 2004-12-07 |
| 6813462 | Electro-photographic developing unit | Teruaki Mitsuya, Tsuneaki Kawanishi, Masayoshi Ishii, Hisao Okada, Keisuke Kubota +1 more | 2004-11-02 |