WC

Weng Chang

TSMC: 3 patents #56 of 898Top 7%
📍 Hsinchu, NJ: #1 of 15 inventorsTop 7%
Overall (2004): #18,391 of 270,089Top 7%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6828245 Method of improving an etching profile in dual damascene etching 2004-12-07
6767274 Method to reduce defect/slurry residue for copper CMP Chi-Chun Chen, Shih-Chang Chen 2004-07-27
6753249 Multilayer interface in copper CMP for low K dielectric Ying-Ho Chen, Jih-Churng Twu 2004-06-22