GX

Gengchang Xie

CC Crrc Qingdao Sifang Rolling Stock Research Institute Co.: 1 patents #35 of 138Top 30%
📍 Qingdao, CN: #946 of 2,087 inventorsTop 50%
Overall (All Time): #2,692,722 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

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