Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12146023 | Method for manufacturing diisocyanate and optical lens | Dal Seong Kim, Oh Joon Kwon, Sung Gi Lee, Gyeong Ha Choi | 2024-11-19 |
| 11958937 | Polymerizable composition and optical material produced therefrom | Seung Mo Hong, Jung Hwan MYUNG, Hyuk Hee HAN, Jeongmoo Kim | 2024-04-16 |
| 11760721 | Polymerizable composition for polythiourethane-based optical material | Seung Mo Hong, Jung Hwan MYUNG, Hyeon Myeong Seo | 2023-09-19 |
| 11673992 | Isocyanate composition with improved stability and reactivity, and optical lens using same | Jung Hwan MYUNG, Hyuk Hee HAN | 2023-06-13 |
| 11578038 | Method for preparing polythiol composition | Jaeyoung Pai, Seung Mo Hong, Hyeon Myeong Seo, Jeongmoo Kim, Jung Hwan MYUNG +1 more | 2023-02-14 |
| 11572432 | Polythiourethane-based plastic lens | Jung Hwan MYUNG, Jongmin Shim, Hyuk Hee HAN | 2023-02-07 |
| 11453643 | Preparation method for polythiol having improved storage stability | Seung Mo Hong, Hyeon Myeong Seo, Jeongmoo Kim | 2022-09-27 |
| 11279673 | Aromatic polythiol compound for optical material | Seung Mo Hong, Hyeon Myeong Seo, Jongmin Shim, Sang Mook Kim, Jung Hwan MYUNG | 2022-03-22 |
| 11248011 | Phosphorus-based releasing agent, optical polymerizable composition comprising same and preparation thereof | Seung Mo Hong, Jongmin Shim, Jung Hwan MYUNG | 2022-02-15 |
| 11201172 | Semiconductor device | Jae-Woo Seo, Ki Man Park, Ha-Young Kim, Keunho Lee, Sungwe Cho | 2021-12-14 |
| 11155006 | Method and apparatus for releasing molded article from mold | Jung Hwan MYUNG, Hyuk Hee HAN, Jongmin Shim | 2021-10-26 |
| 10968309 | Polymerizable composition for a plastic lens | Seung Mo Hong, Jung Hwan MYUNG | 2021-04-06 |
| 10930675 | Semiconductor device | Jae-Woo Seo, Ki Man Park, Ha-Young Kim, Keunho Lee, Sungwe Cho | 2021-02-23 |
| 10899867 | Polythiol composition for plastic optical lens | Jongmin Shim, Seung Mo Hong, Hyeon Myeong Seo | 2021-01-26 |
| 10865307 | Polymerizable composition for plastic lens and method of preparing plastic lens using same | Seung Mo Hong, Jung Hwan MYUNG | 2020-12-15 |
| 10759895 | Polymerizable composition for optical material | Jongmin Shim, Seung Mo Hong, Hyuk Hee HAN, Jung Hwan MYUNG | 2020-09-01 |
| 10723696 | Xylylene diisocyanate composition with improved stability and reactivity and optical lens using the same | Hyuk Hee HAN, Seung Mo Hong, Sang Mook Kim | 2020-07-28 |
| 10723697 | Preparation method of polythiol for optical lenses by using metal sulfide | Seung Mo Hong, Jongmin Shim, 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 | Hyuk Hee HAN, Jongmin Shim | 2020-07-07 |
| 10669367 | Polythiol composition for plastic lens | Seung Mo Hong, Jongmin Shim | 2020-06-02 |
| 10435512 | Polythiol composition for a plastic optical lens | Jongmin Shim, Jung Hwan MYUNG, Seung Mo Hong, Hyuk Hee HAN, Hyeon Myeong Seo | 2019-10-08 |
| 10316129 | Resin composition for golf ball cover | Jang Won SEO, Jongmin Shim | 2019-06-11 |
| 10121511 | Forward corrupted track detection and by-pass for shingled magnetic recording drives | Jae Ik Song, Dong Hyuck Shin, Eun Yeong Hong | 2018-11-06 |
| 9916859 | Forward corrupted track detection and by-pass for shingled magnetic recording drives | Jae Ik Song, Dong Hyuck Shin, Eun Yeong Hong | 2018-03-13 |
| 9785377 | Tracking hot areas of disk drive | Suhwan Kim, Dong Hyuck Shin | 2017-10-10 |