Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7868105 | Polymerization methods using the catalysts | Young Keun Chung, Il Gu Jung, Sung-Ho Chun, Young-Whan Park, Dai-Seung Choi +2 more | 2011-01-11 |
| 7863214 | Catalysts for polymerizing cyclic olefin | Young Keun Chung, Il Gu Jung, Sung-Ho Chun, Young-Whan Park, Sung-Cheol Yoon +2 more | 2011-01-04 |
| 7814713 | Catalyst system for polymerizing cyclic olefin having polar functional group, polymerizing method using the catalyst system, olefin polymer produced by the method and optical anisotropic film comprising the olefin polymer | Sung-Cheol Yoon, Young-Chul Won, Young-Whan Park, Sung-Ho Chun, Dai-Seung Choi +4 more | 2010-10-19 |
| 7648937 | Catalyst system for polymerizing cyclic olefin having polar functional group, polymerizing method using the catalyst system, olefin polymer produced by the method and optical anisotropic film comprising the olefin polymer | Sung-Cheol Yoon, Young-Chul Won, Young-Whan Park, Sung-Ho Chun, Dai-Seung Choi +4 more | 2010-01-19 |