Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11390475 | Sheet separation device and image forming apparatus incorporating same | Naoki Oikawa, Kazuki Seto | 2022-07-19 |
| 10040647 | Paper feeding device and image forming apparatus | Toshiaki Takahashi | 2018-08-07 |
| 9126783 | Image forming apparatus | Naoki Oikawa, Yukihiko Natsui, Munehisa Fuda, Masanobu Yoshida, Yusaku Matsumoto +2 more | 2015-09-08 |