CC

Chun-Hong Chang

TSMC: 1 patents #8,466 of 12,232Top 70%
📍 Baoshan, TW: #2,187 of 3,661 inventorsTop 60%
Overall (All Time): #3,526,674 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6638688 Selective electroplating method employing annular edge ring cathode electrode contact Kai-Ming Ching, Sheng-Liang Pan, Hao-Wei Chang, Yen-Ming Chen 2003-10-28