Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8671845 | Central suspension device, wagon bogie and express railway wagon | Shifeng Xu, Wendong Shao, Haibin Hu, Yuebin Yu, Lidong Li +3 more | 2014-03-18 |
| 8561548 | Journal box rubber pad and bogie | Zhenming Liu, Lidong Li, Haibin Hu, Weichun Ren, Chaoyu Li +1 more | 2013-10-22 |
| 8448580 | Freight car bogie and freight car | Zhenming Liu, Chunlin Wang, Haibin Hu, Pingwei Yin, Hai Yao | 2013-05-28 |
| 8336464 | Freight car bogie and freight car | Zhenming Liu, Shifeng Xu, Haibin Hu, Zhen Zhu, Wendong Shao +1 more | 2012-12-25 |