HC

Herman Heping Cheng

Overall (All Time): #3,420,924 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7066654 Counter-rotating antifriction bearing assembly Xu Wang, Guopu An 2006-06-27