YC

Ying-Hsueh Changchien

TSMC: 5 patents #4,208 of 12,232Top 35%
Overall (All Time): #980,123 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10269591 Method of selectively removing silicon nitride and single wafer etching apparatus thereof Yu-Ming Lee, Chi-Ming Yang 2019-04-23
10011918 Apparatus and process of electro-chemical plating Yu-Ming Lee, Chi-Ming Yang 2018-07-03
9799530 Method of selectively removing silicon nitride and etching apparatus thereof Yu-Ming Lee, Chi-Ming Yang 2017-10-24
9754796 Hard mask removal scheme Yu-Ming Lee, Chi-Ming Yang 2017-09-05
9287133 Hard mask removal scheme Yu-Ming Lee, Chi-Ming Yang 2016-03-15