Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11603294 | Method and system for controlling operation of crane, and crane | Zenghai Shan, Lijing Li, Junfei Chai, Lei Li | 2023-03-14 |
| 10144620 | Method and system for positioning engineering machinery work objects | Zenghai Shan, Zhongxiang Zhao, Quan Li, Maofeng Zhu | 2018-12-04 |