PY

Pingwei Yin

QC Qiqihar Railway Rolling Stock Co.: 4 patents #4 of 48Top 9%
CC Crrc Qiqihar Rolling Stock Co.: 1 patents #15 of 51Top 30%
📍 Qiqihar, CN: #7 of 28 inventorsTop 25%
Overall (All Time): #987,917 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10086851 Bogie and axle box suspension positioning device thereof Shifeng Xu, Derong Zhang, Yanchen Zhang, Haibin Hu, Wendong Shao +3 more 2018-10-02
9216748 Bogie and side frame thereof Shifeng Xu, Wendong Shao, Haibin Hu, Yuebin Yu, Zhenming Liu 2015-12-22
8561546 Bogie Zhenming Liu, Chunlin Wang, Shihui Duan, Hai Yao 2013-10-22
8561548 Journal box rubber pad and bogie Zhenming Liu, Lidong Li, Shuming Xing, Haibin Hu, Weichun Ren +1 more 2013-10-22
8448580 Freight car bogie and freight car Zhenming Liu, Chunlin Wang, Haibin Hu, Shuming Xing, Hai Yao 2013-05-28