YF

Yousheng Fan

Overall (2019): #212,067 of 560,194Top 40%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10487371 Tripod universal joint fairway heat treatment device and heat treatment method Lijun Wang, Weikai Wang, Lei Lu, Baibin Ma, Lingyi Zeng 2019-11-26