Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10822211 | Crane hydraulic control system and crane | Zenghai Shan, Donghong Liu, Xiaoqiang Xiang, Zhengde Zhang, Yongjian Deng +5 more | 2020-11-03 |
| 10544013 | Power transmission control method and device for crane and crane | Zenghai Shan, Shuai Wang, Yunbo Xiao, Zhende Zhang, Jie Kong +1 more | 2020-01-28 |