Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11531298 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Atsushi Fukaya, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2022-12-20 |
| 11307527 | Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube | Shougo Sato, Hideshi Nishiyama, Atsushi Fukaya | 2022-04-19 |
| 11281155 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Atsushi Fukaya, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2022-03-22 |