CY

Chang-Chi Yang

CA Chroma Ate: 1 patents #7 of 29Top 25%
Overall (2019): #505,514 of 560,194Top 95%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10508969 Method and device for testing air tightness Po-Kai Cheng, Chi-Shu Wang 2019-12-17