Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12351710 | Method for preparing polyvinyl butyral resin composition, and glass-adhesive film comprising same | Hyejin Kim, Jiyeon RYU, Jewon Yeon | 2025-07-08 |
| 12049437 | Diisocyanate composition, preparation method thereof and optical material using same | Jaeyoung Pai, Jeongmoo Kim, Hyuk Hee HAN, Jung Hwan MYUNG, Myung-Ok Kyun | 2024-07-30 |
| 11932591 | Method of preparing diisocyanate composition and optical lens | Jaeyoung Pai, Jeongmoo Kim, Hyuk Hee HAN, Jung Hwan MYUNG, Myung-Ok Kyun | 2024-03-19 |
| 11760719 | Diamine composition, and method of preparing diisocyanate composition | Jaeyoung Pai, Jeongmoo Kim, Hyuk Hee HAN, Jung Hwan MYUNG, Myung-Ok Kyun | 2023-09-19 |
| 11731936 | Diisocyanate composition, preparation method thereof and optical material using same | Jaeyoung Pai, Jeongmoo Kim, Jung Hwan MYUNG, Hyuk Hee HAN, Myung-Ok Kyun | 2023-08-22 |
| 11518737 | Method of preparing diisocyanate composition and optical lens | Jaeyoung Pai, Jeongmoo Kim, Hyuk Hee HAN, Jung Hwan MYUNG, Myung-Ok Kyun | 2022-12-06 |
| 10723697 | Preparation method of polythiol for optical lenses by using metal sulfide | Junghwan Shin, Seung Mo Hong, Jongmin Shim, Hyuk Hee HAN, Jung Hwan MYUNG +2 more | 2020-07-28 |