Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11134961 | Magnetic drive medical handpiece | Yijun Guo, Qunying Wang, Jinbin Zhang | 2021-10-05 |
| 10931227 | Light-heat energy gathering solar energy device | Jiwen Zhang | 2021-02-23 |
| 9924954 | Handheld power machine for orthopaedic drill and saw and orthopaedic drill and saw power system with same | Yijun Guo, Changfeng Liu | 2018-03-27 |