Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11520285 | Developing cartridge including first arm pivotally movable along with pivotal movement of cam and along with rotation of first shaft | Yuwen Wang | 2022-12-06 |
| 11392055 | Developing cartridge including movable cam having first and second inclined surfaces | — | 2022-07-19 |