Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12044531 | Level instrument and method for surveying mining subsidence zone in coal mining area | Shikai An, Yanfei Xu, Haiyan Cheng, Yanqing Li, Wei Miao +4 more | 2024-07-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12044531 | Level instrument and method for surveying mining subsidence zone in coal mining area | Shikai An, Yanfei Xu, Haiyan Cheng, Yanqing Li, Wei Miao +4 more | 2024-07-23 |