Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6819902 | Image forming apparatus with interchangeable developing devices | Akinori Tanaka | 2004-11-16 |
| 6785480 | Image forming apparatus having a plurality of image forming speeds | Ken-ichiro Kitajima | 2004-08-31 |