JB

Jingquan Bi

CC Crrc Qingdao Sifang Rolling Stock Research Institute Co.: 1 patents #3 of 35Top 9%
📍 Shandong, CN: #38 of 173 inventorsTop 25%
Overall (2017): #376,893 of 506,227Top 75%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9828009 Hand brake Chaoheng Wang, Xiangrui Li, Jigang Zhou, Xin Zhang, Chao Lin 2017-11-28