Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028691 | Drive system with both fixed-displacement hydraulic motors and variable-displacement hydraulic motors for cutter head of boring machine and control method thereof | Xu Yang, Lintao Wang, Chao Wang, Yakun Zhang, Weiqiang Wu +2 more | 2021-06-08 |
| 10843904 | Offshore crane heave compensation control system and method using visual ranging | Yakun Zhang, Weiqiang Wu, Xiangping Liao, Huayong Yang | 2020-11-24 |