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Patent applications and USPTO patent grants for Cheen; Sun Woo.The latest application filed is for "asphalt compositions modified by styrenic block copolymer and vegetable wax".
Patent | Date |
---|---|
Asphalt compositions modified by styrenic block copolymer and vegetable wax Grant 8,679,244 - Kim , et al. March 25, 2 | 2014-03-25 |
Asphalt Compositions Modified By Styrenic Block Copolymer And Vegetable Wax App 20130123395 - Kim; Jae Yun ;   et al. | 2013-05-16 |
Unbalanced multi-block SBS and method for the preparation thereof Grant 6,998,446 - Baik , et al. February 14, 2 | 2006-02-14 |
Unbalanced multi-block SBS and method for the preparation thereof App 20050101730 - Baik, Nam Hoon ;   et al. | 2005-05-12 |
End-modified styrene-diene block copolymer prepared using polyfunctional coupling agent Grant 6,777,493 - Ko , et al. August 17, 2 | 2004-08-17 |
End-modified styrene-diene block copolymer prepared using polyfunctional coupling agent App 20040044133 - Ko, Young Hoon ;   et al. | 2004-03-04 |
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