Issued Patents 2024
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12174557 | Developer cartridge | Yuwen Wang, Kazuaki Ooka, Isao Kishi | 2024-12-24 |
| 12169008 | Disk brake | Miyuki UNO, Shinji Suzuki, Yoshihiro Iwama, Masaru Oda | 2024-12-17 |
| 12164261 | Drum cartridge including drum contact movable in accordance with attachment of drum cartridge to main frame | Yuwen Wang, Takuya Amaike, Masayoshi Mita | 2024-12-10 |
| 12147171 | Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing | Kazuaki Ooka, Shota Iriyama, Keigo Nakajima, Kengo Yada | 2024-11-19 |
| 12105444 | Image forming apparatus capable of suppressing increase in size | Yuwen Wang, Takuya Amaike, Soun Kanada, Kazuma Hinoue | 2024-10-01 |
| 12061438 | Drum unit capable of suppressing complication of wiring | Yuwen Wang, Takuya Amaike | 2024-08-13 |
| 12040155 | Method of manufacturing semiconductor device and ion beam irradiation apparatus | Toshiyuki Sasaki | 2024-07-16 |
| 12032329 | Developing cartridge including shaft and cam having cam surface | Yuwen Wang, Isao Kishi, Kazuaki Ooka | 2024-07-09 |
| 12032307 | Developing cartridge having electrode contactable with another electrode by pivot motion of the cartridge | Yuwen Wang, Isao Kishi, Kazuaki Ooka | 2024-07-09 |
| 12007714 | Image forming apparatus including coupling member selectively coupled to photosensitive drum | Yasushi Okabe | 2024-06-11 |
| 11947310 | Developing cartridge including first and second inclined surfaces, elastic member, and first protrusion | Yuwen Wang | 2024-04-02 |
| 11930711 | Vibration structure and vibration generator | Jun Endo, Toru Tominaga, Shozo Otera | 2024-03-12 |
| 11921457 | Drum unit | Yuwen Wang, Isao Kishi, Kazuaki Ooka | 2024-03-05 |