Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6792217 | Use status detecting mechanism and image-producing unit | Toshio Nishino, Yasuyuki Ishiguro, Takeshi Wakabayashi | 2004-09-14 |
| 6741822 | Image forming apparatus with members for holding a cartridge | Yasuyuki Ishiguro, Wataru Yoshida, Toshio Nishino, Atsushi Inoue, Takahiko Kimura | 2004-05-25 |