Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10865307 | Polymerizable composition for plastic lens and method of preparing plastic lens using same | Seung Mo Hong, Junghwan Shin | 2020-12-15 |
| 10759895 | Polymerizable composition for optical material | Jongmin Shim, Junghwan Shin, Seung Mo Hong, Hyuk Hee HAN | 2020-09-01 |
| 10723697 | Preparation method of polythiol for optical lenses by using metal sulfide | Junghwan Shin, Seung Mo Hong, Jongmin Shim, Hyuk Hee HAN, Hyeon Myeong Seo +2 more | 2020-07-28 |