Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11466992 | Method, apparatus, device and medium for detecting environmental change | Wendong Ding, Shenhua Hou, Guowei Wan, Shiyu Song | 2022-10-11 |
| 11299942 | Drilling machines and methods thereof | Chong Chen, Yu Tian, Aimin Tang, Zhigang Li, Yan Lyu +2 more | 2022-04-12 |