WS

Woei Ji Song

S( Semiconductor Manufacturing International (Shanghai): 1 patents #20 of 102Top 20%
Overall (2011): #128,813 of 364,097Top 40%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7939915 Contact etch stop film Hok Min Ho, Ching-Tien Ma 2011-05-10