Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11630861 | Method and apparatus for video searching, terminal and storage medium | Ziang Wang, Xiaolu Wang | 2023-04-18 |
| 11603751 | Push-pull force control method for horizontal directional drilling machine and horizontal directional drilling machine | Li Zhang, Zhonghai Zhang, Jiguang Zhang, Weixiang Lv, Peng Wang +3 more | 2023-03-14 |