WC

Wei Chang Cheng

TSMC: 4 patents #649 of 3,471Top 20%
Overall (2020): #41,772 of 565,922Top 8%
4
Patents 2020

Issued Patents 2020

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10792697 Drippage prevention system and method of operating same Chien-Hung Wang, Chun-Chih Lin, Chi-Hung Liao, Yung-Yao Lee 2020-10-06
10678133 Method for forming photoresist layer Chi-Hung Liao 2020-06-09
10670540 Photolithography method and photolithography system Chi-Hung Liao 2020-06-02
10618085 Apparatus and methods for exhaust cleaning Cheng-Kuang Chen, Chi-Hung Liao 2020-04-14