Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421820 | Sealed coring device for underground coalbed | Sheng XUE, Lefan Wang, Xiaoliang Zheng, Ping Liu, Chen Shen +3 more | 2025-09-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421820 | Sealed coring device for underground coalbed | Sheng XUE, Lefan Wang, Xiaoliang Zheng, Ping Liu, Chen Shen +3 more | 2025-09-23 |