Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11204494 | Focal variable device system | Suntak Park, Bong Je Park, Seung Koo Park, Jae Woong Yoon | 2021-12-21 |
| 11041055 | Light transmittance control film and composition for the light transmittance control film | Seung Koo Park, Sung-Ryul Yun, Ki Uk Kyung, Mi Jeong CHOI, Bong Je Park +4 more | 2021-06-22 |