Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12339616 | Image forming apparatus including detachable process cartridge having handle on developing unit | Yasuo Fukamachi, Yuki Nagashima, Junya Sumida, Sakiho HAYAKAWA | 2025-06-24 |
| 12271126 | Image forming apparatus configured to perform cleaning operation for cleaning drum cleaning roller configured to collect toner on photosensitive drum | Toshio Furukawa, Koji Ogawa, Fan Xu, Kazuma Hinoue, Hotaka Kakutani +12 more | 2025-04-08 |
| 11624996 | Image forming apparatus having deterioration quantity of photosensitive drum determining capability | Ayaka Komori, Shintaro Suzuki, Sota Hirano, Kazuma Hinoue | 2023-04-11 |
| 11500321 | Image-forming apparatus including structure for switching transmission state of driving force to photosensitive drum | Kazutoshi Nakamura, Tomitake Aratachi, Sota Hirano, Kazuma Hinoue, Shintaro Suzuki +1 more | 2022-11-15 |