LH

Longjie Han

Overall (2020): #373,016 of 565,922Top 70%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

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