CC

Chau-Hwang Chen

US Umax Data Systems: 1 patents #55 of 119Top 50%
Overall (All Time): #3,852,534 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5121158 Filter driving mechanism for color optical reader Chi-Ming Yu 1992-06-09