Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11500327 | Cartridge and electrophotographic image forming apparatus which uses cartridge | Shigeo Miyabe, Masanari Morioka | 2022-11-15 |
| 11353821 | Cartridge | Akinobu Hirayama, Toshiaki Takeuchi | 2022-06-07 |
| 11237517 | Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit | Shigeo Miyabe, Masanari Morioka, Masato Hisano | 2022-02-01 |