KC

Keh Loong Chen

EU Everlight Usa: 2 patents #31 of 103Top 35%
Overall (All Time): #2,225,759 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6329514 Fiber reactive dyestuffs Huei Ching Huang, Mao Cheng Hsu, Ta-Chung Yin 2001-12-11
6222067 Alkylated diaminobenzene sulfonic acids Ta-Chung Yin 2001-04-24