Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10684584 | Development device | Shota Iriyama, Keigo Nakajima, Kengo Yada, Kazuaki Ooka | 2020-06-16 |
| 10452023 | Image forming apparatus and drum cartridge | Keigo Nakajima, Mayu Wakamatsu, Masatoshi Shiraki, Shota Iriyama | 2019-10-22 |
| 10386784 | Image forming apparatus including handle cover configured to cover handle of drum cartridge | Mayu Wakamatsu, Masatoshi Shiraki, Shota Iriyama, Keigo Nakajima | 2019-08-20 |
| 10274862 | Image forming apparatus including drum cartridge | Shota Iriyama, Masatoshi Shiraki, Mayu Wakamatsu, Keigo Nakajima | 2019-04-30 |