Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8950340 | Ballast hopper car discharge door control system | Shengkun Wang, Yong Fu, Linghan Yue, Junlin Zhang | 2015-02-10 |
| 8746493 | Tank container, tank body and processing method of tank body | Guang Cheng Li, Yuebin Yu, Zhongbo Li, Zhen-Dong Zhu, Qipeng Yang +5 more | 2014-06-10 |