Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11479447 | Miniature handheld electric traction device | Guogang Zhang, Kan Tang, Chunxiang Zhang, Liangdao Tang, Renyi Zhang | 2022-10-25 |
| 10434925 | Electric moving device for vehicles | Litian ZHANG, Sanjiu Zhang, Liangdao Tang, Guogang Zhang | 2019-10-08 |