YC

Yi-Shiang Chang

PT Powerchip Technology: 3 patents #18 of 138Top 15%
Overall (All Time): #1,513,152 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9508138 Method of detecting photolithographic hotspots Chia-Chi Lin, Shin-Shing Yeh, Pei-Shan Shih, Jun-Cheng Lai 2016-11-29
9196623 Semiconductor circuit structure and process of making the same Shu-Cheng Lin, Zih-Song Wang 2015-11-24
8709946 Method for forming contact hole Meng-Feng Tsai, Chia-Chi Lin, I-Hsin Chen, Chia-Ming Wu 2014-04-29