Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11097709 | Brake cylinder, brake clamp unit and rail vehicle | Hongwen Han, Chunguang Bao, Junhua Zhu, Qingbing GOU, Zhuomin Mei | 2021-08-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11097709 | Brake cylinder, brake clamp unit and rail vehicle | Hongwen Han, Chunguang Bao, Junhua Zhu, Qingbing GOU, Zhuomin Mei | 2021-08-24 |