SL

Shi Liu

CC Crrc Qingdao Sifang Rolling Stock Research Institute Co.: 1 patents #1 of 8Top 15%
📍 Shandong, CN: #124 of 402 inventorsTop 35%
Overall (2022): #261,280 of 548,613Top 50%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11498596 Draft gear, coupler and draft gear and railway train Huaping Yang, Hui Liu, Gengchang Xie 2022-11-15