Issued Patents 2021
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11204579 | Drawer including photosensitive drum and frame, and image forming apparatus provided with the same | Junichi Hashimoto, Isao Kishi, Kazuaki Ooka | 2021-12-21 |
| 11150576 | Developing cartridge capable of maintaining contacting pressure between developing roller and photosensitive drum regardless of residual amount of toner | — | 2021-10-19 |
| 11126139 | Developing cartridge including first and second inclined surfaces, elastic member, and first protrusion | Junichi Hashimoto | 2021-09-21 |
| 11099516 | Drawer including photosensitive drum and frame having guide roller | Junichi Hashimoto | 2021-08-24 |
| 11009825 | Image-forming apparatus including driving portion provided at only one side of developing cartridge for moving developing roller toward and away from photosensitive drum | — | 2021-05-18 |
| D916795 | Display screen or portion thereof with graphical user interface | Tao Yu, Gaocai Han | 2021-04-20 |
| 10962923 | Developing cartridge including shaft and cam having cam surface | Junichi Hashimoto, Isao Kishi, Kazuaki Ooka | 2021-03-30 |
| 10942485 | Drum unit | Junichi Hashimoto, Isao Kishi, Kazuaki Ooka | 2021-03-09 |
| D909326 | Mobile phone | Tao Yu, Gaocai Han | 2021-02-02 |
| 10890857 | Developing cartridge having electrode contactable with another electrode by pivot motion of the cartridge | Junichi Hashimoto, Isao Kishi, Kazuaki Ooka | 2021-01-12 |