TT

Tsung-yuen Tsai

AC Asia Optical Co.: 2 patents #110 of 366Top 35%
Overall (All Time): #2,129,752 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7846860 Optical glass Hsiang-jen Shih 2010-12-07
7482293 Optical glass suitable for mold forming at low temperature Hsiang-jen Shih 2009-01-27