Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11454897 | Developing device and image forming apparatus containing regulated bearing | Kei Saito, Kunihiro Ohyama, Kentarou Matsumoto | 2022-09-27 |
| 11366410 | Developer container, developing device, process cartridge, and image forming apparatus | Kei Saito, Kentarou Matsumoto, Kunihiro Ohyama | 2022-06-21 |
| 11275325 | Image forming apparatus including a process cartridge that includes a developing device | Hotaru HASHIKAWA, Yoshihiro Fujiwara, Nobuo Takami, Ryusuke Mase, Kazuki Yogosawa +2 more | 2022-03-15 |
| 11256194 | Developing device, process cartridge, and image forming apparatus | Yuuki Tsuchiya, Yoshihiro Fujiwara, Yuki Oshikawa, Ryusuke Mase, Hotaru HASHIKAWA | 2022-02-22 |