Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11607758 | Device for picking and tightening screw | Ming-Ya Wang, Yong Liu, Jen-Chang Huang | 2023-03-21 |
| 11372388 | Locking error alarm device and method | Juan Zhang, Lu Han, Zi-Wei Gao | 2022-06-28 |
| 11065726 | Screw-presenting device | Jun WANG, Yong Liu, Jen-Chang Huang | 2021-07-20 |