Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11835907 | Drum unit, process cartridge and image forming apparatus | Yu Fukasawa | 2023-12-05 |
| 11829096 | Cartridge, attachment and mounting kit | Goshi Ozaki, Isao Koishi, Yukio Kubo, Noriyuki Komatsu, Tetsuo Uesugi | 2023-11-28 |
| 11579561 | Cartridge and drum unit for electrophotographic image forming apparatus | Takeshi Arimitsu, Isao Koishi, Yusuke Niikawa | 2023-02-14 |