Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12152621 | Safety pin locking device for workpiece turnover and workpiece turnover system | Hongyi Qin, Jieshan Zhang, Zhou Wang, Xijiang Yao, Kuipu Qiao +3 more | 2024-11-26 |
| 11370344 | Tilting truck bed and dump truck | Daoming Wang, Jieshan Zhang, Hongyi Qin, Kuipu Qiao | 2022-06-28 |
| 10968705 | Matrix body PDC drill bit | Yuehua Xu, Bin Liu | 2021-04-06 |