Issued Patents 2024
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12174557 | Developer cartridge | Yuwen Wang, Kazuaki Ooka, Junichi Hashimoto | 2024-12-24 |
| 12032307 | Developing cartridge having electrode contactable with another electrode by pivot motion of the cartridge | Yuwen Wang, Junichi Hashimoto, Kazuaki Ooka | 2024-07-09 |
| 12032329 | Developing cartridge including shaft and cam having cam surface | Yuwen Wang, Junichi Hashimoto, Kazuaki Ooka | 2024-07-09 |
| 11921457 | Drum unit | Yuwen Wang, Junichi Hashimoto, Kazuaki Ooka | 2024-03-05 |