Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10577770 | Self-starting negative pressure drainage system for draining groundwater in slope and construction method thereof | Hongyue Sun, Yuequan Shang, Huan Xu, Feixiang Shuai, Dongfei Wang +1 more | 2020-03-03 |
| 10550537 | Self-drainage anchor cable system for slope protection and construction method thereof | Hongyue Sun, Yuequan Shang, Lei Wang, Haodi Xu | 2020-02-04 |