Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11686198 | Reinforcement system at railway tunnel section passing through karst cave with large dip angle and construction method | Xin Zhang, Zhitao Zhao, Jufa Xi, Xiangping Zhang, Jiashun Liu | 2023-06-27 |