Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465725 | Cylinder head body, single cylinder bolt system and crane | Quan Dong, Yongjian Deng, Chenglin Xiao, Feng Zhu | 2019-11-05 |
| 10359063 | Method and system for recovering and utilizing operating energy of crane, and crane | Zhengde Zhang, Xiaodong Hu, Haiyan Zhang, Conglin Yuan | 2019-07-23 |
| 10233060 | Switching valve, switching hydraulic system and crane | Shouwei Wang, Yinmei Ren, Lei Zhao, Houbao Qi, Dong Wang | 2019-03-19 |