Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11052927 | Railroad hopper car | Liangcai Lin, Chuqiang Tang, Hong Cui, Yueming Hu, Song-Ming Wang +4 more | 2021-07-06 |
| 10053118 | Sidewall structure of hopper car | Chunjiang Shi, Wenliang Liu, Liangcai Lin, Bin Ling, Huanyun Liu +4 more | 2018-08-21 |