IR

Il-Sun Ryu

WC Woongjin Chemical Co.: 2 patents #4 of 25Top 20%
Overall (All Time): #2,064,500 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8353326 Three-dimensional fabric with three-layered structure Hoo-Sung Chang 2013-01-15
7694696 3D fabric and preparing thereof Hoo-Sung Chang 2010-04-13