Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11598210 | Tunnel protection structure suitable for active fault areas and high ground stress areas | Bowen Zheng, Shengwen Qi, Songfeng Guo, Manchao He, Hui Zhou | 2023-03-07 |