Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10843234 | Wheel cleaning device | Bowen Xue, Jiandong Guo | 2020-11-24 |
| 10731721 | Elastic adjustable brake pad for use in train | Jianfeng Chen, Changkun YANG, Xiang Zhao, Kai Xiao, Dan Zheng +8 more | 2020-08-04 |