Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10822720 | Composition for preparing silicon carbide ingot and method for preparing silicon carbide ingot using the same | Jong Hwi Park, Myung-Ok Kyun, Sang Ki Ko, Kap-Ryeol Ku, Jung-Gyu Kim +2 more | 2020-11-03 |
| 10759895 | Polymerizable composition for optical material | Junghwan Shin, Seung Mo Hong, Hyuk Hee HAN, Jung Hwan MYUNG | 2020-09-01 |
| 10723697 | Preparation method of polythiol for optical lenses by using metal sulfide | Junghwan Shin, Seung Mo Hong, Hyuk Hee HAN, Jung Hwan MYUNG, Hyeon Myeong Seo +2 more | 2020-07-28 |
| 10703852 | Isocyanate composition for optical lenses and process for preparing the same | Junghwan Shin, Hyuk Hee HAN | 2020-07-07 |
| 10669367 | Polythiol composition for plastic lens | Seung Mo Hong, Junghwan Shin | 2020-06-02 |