Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12152621 | Safety pin locking device for workpiece turnover and workpiece turnover system | Hongyi Qin, Zhou Wang, Xijiang Yao, Kuipu Qiao, Zhuo Chen +3 more | 2024-11-26 |
| 11370344 | Tilting truck bed and dump truck | Daoming Wang, Hongyi Qin, Kuipu Qiao, Zhiming Tang | 2022-06-28 |