Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1086912 | Tracker protective case | Liqun Zhang | 2025-08-05 |
| 12044125 | Isolated overburden grouting filling method for coal gangue underground emission reduction | Dayang Xuan, Jian Li | 2024-07-23 |
| 11732548 | Ground double-hole combined water inrush prevention method for overlying strata movement monitoring and bed separation water drainage | Xiaozhen Wang, Jianlin Xie, Weibing Zhu, Siyuan Yu | 2023-08-22 |
| 10511704 | Method and device for displaying video information, and mobile terminal | — | 2019-12-17 |