Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10100161 | Polyamide based polymer compositions comprising cyclic compound and polymer based composite material using the same | Youngjae Yoo, Hwan Seok Choi, Yong Seok Kim, Byoung Gak Kim, Dong Gyun Kim +1 more | 2018-10-16 |
| 9840774 | Methods of preparing high density aligned silicon nanowire | Sanghyun Hong, Yung Joon Jung, Hyun Young Jung, Youngjae Yoo | 2017-12-12 |
| 8316689 | Quantitative evaluation of scratch-induced damages on polymeric and coating materials | Jong-Il Weon, Si Yong Song, Jong-Bae Lee, Kil-Yeong Choi, Jae-heung Lee | 2012-11-27 |
| 6232432 | Process for the preparation of polycarbonates | Kil-Yeong Choi, Jae-heung Lee, Sang Hyun Park, Young Chan Ko, Il Seok Choi +1 more | 2001-05-15 |
| 6172127 | Preparation of polyimide foam | Kil-Yeong Choi, Jae-heung Lee, Mi-Hie Yi, Seung Su Kim | 2001-01-09 |
| 6057379 | Method of preparing polyimide foam with excellent flexibility properties | Kil-Yeong Choi, Jae-heung Lee, Mi-Hie Yi, Seung Su Kim | 2000-05-02 |