Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11760719 | Diamine composition, and method of preparing diisocyanate composition | Jaeyoung Pai, Hyuk Hee HAN, Jung Hwan MYUNG, Jooyoung JUNG, Myung-Ok Kyun | 2023-09-19 |
| 11731936 | Diisocyanate composition, preparation method thereof and optical material using same | Jaeyoung Pai, Jung Hwan MYUNG, Hyuk Hee HAN, Jooyoung JUNG, Myung-Ok Kyun | 2023-08-22 |
| 11702384 | Diisocyanate composition for optical lens and preparation method thereof | Jaeyoung Pai, Hyuk Hee HAN, Jung Hwan MYUNG | 2023-07-18 |
| 11634383 | Method of preparing diisocyanate composition | Jaeyoung Pai, Jung Hwan MYUNG, Hyuk Hee HAN | 2023-04-25 |
| 11578038 | Method for preparing polythiol composition | Jaeyoung Pai, Seung Mo Hong, Hyeon Myeong Seo, Junghwan Shin, Jung Hwan MYUNG +1 more | 2023-02-14 |