Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459888 | Auxiliary transportation and support system used after rapid excavation | Changyan Pu, Limin Wu, Wenguang Cheng, Min Zheng, Qi Liu +2 more | 2022-10-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11459888 | Auxiliary transportation and support system used after rapid excavation | Changyan Pu, Limin Wu, Wenguang Cheng, Min Zheng, Qi Liu +2 more | 2022-10-04 |