CW

Chi-Hsiung Wang

EC E-Pin Optical Industry Co.: 4 patents #8 of 42Top 20%
Overall (All Time): #1,247,813 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7570436 Two piece type optical lens San-Woei Shyu 2009-08-04
7540982 Molding lens with indentation for measuring eccentricity and method for measuring eccentricity thereof San-Woei Shyu, Chih-Hsiung Huang 2009-06-02
7460314 Three-piece type optical lens San-Woei Shyu 2008-12-02
7349161 Molding lens with indentation for measuring eccentricity and method for measuring eccentricity thereof San-Woei Shyu, Chih-Hsiung Huang 2008-03-25