YC

Yao-Chung Cheng

OT Optimax Technology: 2 patents #4 of 28Top 15%
Overall (All Time): #2,159,082 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7239382 Polarizing plates grading method Jui-Chi Wu 2007-07-03
7154601 Testing method for a polarizing plate Shih-Feng Yeh 2006-12-26