Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11789401 | Cartridge including photosensitive drum and developing roller that can be easily separated | Koichi Ooishi, Hiroki Shimizu | 2023-10-17 |
| 11650538 | Cartridge and image forming apparatus | Hideki Kakuta, Yu Akiba, Shuichi Gofuku, Tomofumi Kawamura, Yusuke Atsu +1 more | 2023-05-16 |
| 11619908 | Cartridge | Akinobu Hirayama, Takahito Ueno | 2023-04-04 |