Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D620045 | Toner cartridge | Kenji Fukuta | 2010-07-20 |
| D619644 | Drum cartridge | Kenji Fukuta | 2010-07-13 |
| 6341206 | Image developing apparatus having developer seal | Naoki Yamaguchi, Junichi Tanizaki, Toshimi Hattori, Yoshihiro Mizoguchi, Yoshiaki Ijima +1 more | 2002-01-22 |