CY

Changkun YANG

Overall (All Time): #2,806,727 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10731721 Elastic adjustable brake pad for use in train Jianfeng Chen, Xiang Zhao, Kai Xiao, Dan Zheng, Guangyu Li +8 more 2020-08-04