Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9409580 | Obstacle removing and energy absorbing device and leading car of motor train unit | Letian Fan, Guoping Zhang, Jijun Ma, Quanmei Guan, Qinggang Zhang +1 more | 2016-08-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9409580 | Obstacle removing and energy absorbing device and leading car of motor train unit | Letian Fan, Guoping Zhang, Jijun Ma, Quanmei Guan, Qinggang Zhang +1 more | 2016-08-09 |