WK

Weigang Kong

CC Crrc Qiqihar Rolling Stock Co.: 1 patents #1 of 17Top 6%
📍 Qiqihar, CN: #3 of 8 inventorsTop 40%
Overall (2020): #228,279 of 565,922Top 45%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10710613 Railway freight car bogie Zhenming Liu, Shifeng Xu, Xinqiang Liu, Shanchao Xu 2020-07-14