Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10843571 | Repairable sliding plate of pantograph of electric locomotive and method for making the same | Guozheng Ma, Haidou Wang, Yiwen Wang, Pengfei He, Shuying Chen +3 more | 2020-11-24 |