HC

Huang-Chang Chang

CA Chroma Ate: 2 patents #45 of 219Top 25%
Overall (All Time): #2,138,231 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7580590 Optical image system surface resolution calibration method Yao-Min Lin, Wei-Che Chang 2009-08-25
7423764 Integrated interference scanning method Chieh-Cheng Liao, Yao-Min Lin, Wei-Che Chang 2008-09-09