Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11702936 | Grouting device for high-coagulability grouting material | Zhongnian Yang, Zhengyi Xu, Quanwei Liu, Xianzhang Ling, Xiu Liu +2 more | 2023-07-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11702936 | Grouting device for high-coagulability grouting material | Zhongnian Yang, Zhengyi Xu, Quanwei Liu, Xianzhang Ling, Xiu Liu +2 more | 2023-07-18 |