Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11567230 | Direction-finding and positioning system of electromagnetic emission of coal or rock fracture | Dazhao Song, Menghan Wei | 2023-01-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11567230 | Direction-finding and positioning system of electromagnetic emission of coal or rock fracture | Dazhao Song, Menghan Wei | 2023-01-31 |