Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10287750 | Rotatory energy recycling control device for hydraulic excavator | Zhenxing Wang, Zong Li, SHUHUI FEI, Jijiang Shi, Jianchang Gao +3 more | 2019-05-14 |
| 9745725 | Apparatus for improving excavating operation characteristic and grading operation characteristic of excavator | Yong Wang, Hong Bing Zhang, Shengxia Zhang, Kai Liu, Zong Li +3 more | 2017-08-29 |
| 9518371 | Method for improving excavating operation characteristic and grading operation characteristic of excavator | Yong Wang, Hong Bing Zhang, Shengxia Zhang, Kai Liu, Zong Li +3 more | 2016-12-13 |