Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11828177 | Comprehensive utilization method and test equipment for surface water, goaf and geothermal energy in coal mining subsidence area | Jinhai Zhao, Liming Yin, Xinguo Zhang, Wenbin Sun, Changjian Zhou +9 more | 2023-11-28 |
| D965950 | Telescopic shoe horn | — | 2022-10-11 |