CY

Chien-Liang Yeh

US Umax Data Systems: 2 patents #3 of 25Top 15%
📍 Xishizhuang, TW: #1 of 1 inventorsTop 100%
Overall (2002): #70,193 of 266,432Top 30%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6445480 Image scanning device with switching mechanism for selectively scanning reflective and transparent document Yin-Chun Huang 2002-09-03
6421158 Optical scanning module with rotatable reflection mirror for image scanning device 2002-07-16