YC

Ya Hui Chang

TSMC: 6 patents #331 of 2,832Top 15%
Overall (2017): #17,430 of 506,227Top 4%
6
Patents 2017

Issued Patents 2017

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9823574 Lithography alignment marks Ching-Huang Chen, Hung-Chang Hsieh, Kuei-Liang Lu, Spencer B. T. Lin 2017-11-21
9805154 Method of lithography process with inserting scattering bars Irene Ho, Ai-Jen Hung, Hung-Chang Hsieh, Kuei-Liang Lu 2017-10-31
9786569 Overlay measurement and compensation in semiconductor fabrication Wei-De Ho, Shu-Hong Lin, Chih-Jung Chiang, Chang-Yi Tsai, Tsung-Lin Yang +1 more 2017-10-10
9766545 Methods for small trench patterning using chemical amplified photoresist compositions Chia-Chu Liu 2017-09-19
9703918 Two-dimensional process window improvement Wei-De Ho, Chi-Yuan Sun, Hung-Chang Hsieh 2017-07-11
9612526 Photomask and method for fabricating integrated circuit Chun Lin, Yi-Jie Chen, Feng-Yuan Chiu, Ying-Chou Cheng, Kuei-Liang Lu +2 more 2017-04-04