Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6885830 | Image forming apparatus capable of mounting thereto another developing unit | Makoto Hirota, Kunio Yamada, Yasuhiro Kusumoto | 2005-04-26 |
| 6845219 | Image forming apparatus capable of verifying the availability of desired image developing units | Kunio Yamada, Makoto Hirota, Yoshinori Matsuno | 2005-01-18 |