Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11169417 | Method for manufacturing of multi-layer liquid crystal film | Young Jin Kim, Dae Hee Lee | 2021-11-09 |
| 11099420 | Optical device | Ji Hoon Park, Byoung Kun Jeon, Moon Soo Park, Dae Hee Lee, Hye Min Yu +2 more | 2021-08-24 |
| 10989850 | Optical film having a liquid crystal layer including twisted nematic liquid crystal compounds | Dae Hee Lee, Young Jin Kim, Moon Soo Park, Sergey Belyaev | 2021-04-27 |