Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11841629 | Developing roller, process cartridge, and electrophotographic image forming apparatus | Toru Ishii | 2023-12-12 |
| 11650516 | Developing apparatus, electrophotography process cartridge, and electrophotographic image forming apparatus | Tomoya Uesugi, Toru Ishii, Ryo Sugiyama, Akio Nishi, Kentaro Yamawaki +1 more | 2023-05-16 |