YC

Yuh-Feng Chen

IT ITRI: 1 patents #105 of 539Top 20%
📍 Danei, TW: #23 of 102 inventorsTop 25%
Overall (2003): #84,912 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6660138 Electropolishing process means for an inner surface of a long tube Chun-Hung Lin, Chen-Der Tsai, Yun-Sheng Chung, Chin-Ching Wu, Hann-Tsong Wang 2003-12-09