Issued Patents 2022
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11531298 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Aya Adachi, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2022-12-20 |
| 11454899 | Toner cartridge having toner memory and attachable to drum cartridge having drum memory | Tsubasa Kiriyama, Hiroki Mori, Nao Itabashi | 2022-09-27 |
| 11442398 | Drum cartridge having electrical contact surface positioned at outer surface of drum frame | Hiroki Mori, Tsubasa Kiriyama, Nao Itabashi | 2022-09-13 |
| 11320154 | Hot-water supply apparatus | Shigeki Takeuchi | 2022-05-03 |
| 11307527 | Process cartridge having drum cartridge, toner cartridge and waste toner conveyor tube | Shougo Sato, Hideshi Nishiyama, Aya Adachi | 2022-04-19 |
| 11281159 | Image forming apparatus including LED array attached to top cover | Shougo Sato | 2022-03-22 |
| 11281155 | Process cartridge and image forming apparatus | Hideshi Nishiyama, Aya Adachi, Ryosuke Hayashi, Masaaki Furukawa, Shougo Sato | 2022-03-22 |
| 11231181 | Heating and hot-water supply apparatus | Yuya Miyazaki | 2022-01-25 |
| 11226580 | Drum cartridge and image forming apparatus | Hiroki Mori, Nao Itabashi, Tsubasa Kiriyama | 2022-01-18 |