Issued Patents 2022
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11537062 | Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing | Junichi Hashimoto, Shota Iriyama, Keigo Nakajima, Kengo Yada | 2022-12-27 |
| 11454923 | Developing cartridge including cam movable relative to casing between first position and second position | — | 2022-09-27 |
| 11435690 | Cartridge including holder for holding electrical contact surface and method of recycling cartridge | Nao Itabashi, Kazuya Kamikawa, Shuhei Hatano | 2022-09-06 |
| 11415912 | Developing cartridge including agitator configured to contact peripheral surface of supply roller | Hotaka Kakutani, Kengo Yada, Ayaka Komori, Shota Iriyama, Keigo Nakajima +1 more | 2022-08-16 |
| 11385563 | Developing cartridge having first inclined surface movable together with first shaft, and second inclined surface movable together with second shaft | — | 2022-07-12 |
| 11320779 | Drum unit | Yuwen Wang, Junichi Hashimoto, Isao Kishi | 2022-05-03 |
| 11256208 | Developing cartridge including shaft and cam having cam surface | Yuwen Wang, Junichi Hashimoto, Isao Kishi | 2022-02-22 |
| 11249418 | Developer cartridge | Yuwen Wang, Isao Kishi, Junichi Hashimoto | 2022-02-15 |