YZ

Youmin Zhang

GE: 1 patents #19,878 of 36,430Top 55%
Overall (All Time): #3,066,592 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9111743 Preheating circuit for electronic ballast Fanbin Wang, Hongbin Wei 2015-08-18