Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8886087 | Photosensitive drum driving head and driving mechanism of image forming apparatus | Qingfei Peng, Jianxin Cao, Jinlian Liu | 2014-11-11 |
| 8342665 | Protector for print head chip and ink cartridge used by the same | — | 2013-01-01 |
| 8172411 | Multi-curvature convex mirror having an enhanced field of vision | Sheng Huang | 2012-05-08 |