Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12203899 | Sample mounting device for a direct tensile test of rock mass | Ning Liang, Jing Xu, Shufang Li, Tao Wang, Shengwen Qi +14 more | 2025-01-21 |
| 11371921 | Clamp and shear test device | Bowen Zheng, Shengwen Qi, Songfeng Guo, Xiaolin Huang, Ning Liang +14 more | 2022-06-28 |
| 11287356 | Variable angle loading testing machine | Songfeng Guo, Shengwen Qi, Ming Cai, Yanjun Shang, Qingze Hao +18 more | 2022-03-29 |