Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10718096 | Three-dimensional drainage device suitable for loose filling slope and methods for constructing three-dimensional drainage device | Changdong Li, Huiming Tang, Junrong Zhang, Yongquan Zhang, Lei Huang | 2020-07-21 |