Issued Patents 2023
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11760719 | Diamine composition, and method of preparing diisocyanate composition | Jaeyoung Pai, Jeongmoo Kim, Jung Hwan MYUNG, Jooyoung JUNG, Myung-Ok Kyun | 2023-09-19 |
| 11731936 | Diisocyanate composition, preparation method thereof and optical material using same | Jaeyoung Pai, Jeongmoo Kim, Jung Hwan MYUNG, Jooyoung JUNG, Myung-Ok Kyun | 2023-08-22 |
| 11724356 | Porous polyurethane polishing pad and preparation method thereof | Jang Won SEO, Hye Young HEO, Joonsung Ryou, Young Pil Kwon | 2023-08-15 |
| 11702384 | Diisocyanate composition for optical lens and preparation method thereof | Jaeyoung Pai, Jeongmoo Kim, Jung Hwan MYUNG | 2023-07-18 |
| 11673992 | Isocyanate composition with improved stability and reactivity, and optical lens using same | Junghwan Shin, Jung Hwan MYUNG | 2023-06-13 |
| 11642752 | Porous polyurethane polishing pad and process for preparing the same | Jang Won SEO, Hye Young HEO, Joonsung Ryou, Young Pil Kwon | 2023-05-09 |
| 11634383 | Method of preparing diisocyanate composition | Jaeyoung Pai, Jeongmoo Kim, Jung Hwan MYUNG | 2023-04-25 |
| 11578038 | Method for preparing polythiol composition | Jaeyoung Pai, Seung Mo Hong, Hyeon Myeong Seo, Junghwan Shin, Jeongmoo Kim +1 more | 2023-02-14 |
| 11572432 | Polythiourethane-based plastic lens | Junghwan Shin, Jung Hwan MYUNG, Jongmin Shim | 2023-02-07 |