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Sung Ok Cho

Overall (All Time): #3,689,449 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5776993 Thermoplastic PVC foam composition Bong Sub Shin, Jae Yeon Lee, Dong Keun Kim, Seoun Jun Kim 1998-07-07