Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10083709 | Transformer noise suppression method | Ning Jiang, Hongzhong Ma, Kai Li, Honghua XU, Chunning Wang +1 more | 2018-09-25 |
| 9863407 | Hydraulic oil cylinder, hydraulic cushion system, excavator and concrete pump truck | Xiaogang Yi, Yongdong Liu | 2018-01-09 |