Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836638 | Cleaning device and image forming apparatus provided with same | Kazuhumi Muto, Jun Asai, Koki Watanabe | 2004-12-28 |
| 6801747 | Cleaning apparatus and image forming apparatus | Jun Asai, Koki Watanabe | 2004-10-05 |
| 6694122 | Cleaning device and image forming apparatus provided with same | Kazuhumi Muto, Jun Asai, Koki Watanabe | 2004-02-17 |