Issued Patents 2021
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11204579 | Drawer including photosensitive drum and frame, and image forming apparatus provided with the same | Yuwen Wang, Isao Kishi, Kazuaki Ooka | 2021-12-21 |
| 11169467 | Developer cartridge with a cover covering a memory on an outer surface of a toner housing | Go Iwasa, Masayoshi Mita | 2021-11-09 |
| 11143981 | Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing | Kazuaki Ooka, Shota Iriyama, Keigo Nakajima, Kengo Yada | 2021-10-12 |
| 11126139 | Developing cartridge including first and second inclined surfaces, elastic member, and first protrusion | Yuwen Wang | 2021-09-21 |
| 11099516 | Drawer including photosensitive drum and frame having guide roller | Yuwen Wang | 2021-08-24 |
| 11011694 | Vibrating device and tactile sense presenting device | Kentaro Usui | 2021-05-18 |
| 11009953 | Tactile sense presenting device | Kentaro Usui | 2021-05-18 |
| 10962923 | Developing cartridge including shaft and cam having cam surface | Yuwen Wang, Isao Kishi, Kazuaki Ooka | 2021-03-30 |
| 10942485 | Drum unit | Yuwen Wang, Isao Kishi, Kazuaki Ooka | 2021-03-09 |
| 10901340 | Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing | Kazuaki Ooka, Shota Iriyama, Keigo Nakajima, Kengo Yada | 2021-01-26 |
| 10890857 | Developing cartridge having electrode contactable with another electrode by pivot motion of the cartridge | Yuwen Wang, Isao Kishi, Kazuaki Ooka | 2021-01-12 |
| 10890862 | Developing cartridge | Shota Shinoya | 2021-01-12 |