Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473586 | Developing unit and image forming apparatus using the same | Shota Oba, Masaaki Yamaura | 2002-10-29 |
| 6447184 | Method and apparatus for controlling a printing operation | Yoshio Kimura | 2002-09-10 |