Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11525048 | Visibility improving film for display panel and display device comprising same | Kwangseok Seo, Hanna LEE, Yeongrae Chang | 2022-12-13 |
| 11506820 | Anti-reflective film, polarizing plate, and display apparatus | Kwangseok Seo, Jung Hyun Seo, Yeongrae Chang | 2022-11-22 |
| 11428848 | Anti-reflective film, polarizing plate, and display apparatus | Jung Hyun Seo, Kwangseok Seo, Yeongrae Chang | 2022-08-30 |
| 11307494 | Hologram medium and optical element | Heon Kim, Seokhoon Jang, Se Hyun Kwon, Yeongrae Chang | 2022-04-19 |