Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11502272 | Optical film having antistatic layers, optical film preparation method and organic light-emitting electronic device preparation method | Jeong Min Choi, Hee Song, Yoonkyung Kwon | 2022-11-15 |
| 11355733 | Optical film having antistatic layers, optical film manufacturing method, and organic light-emitting electronic device manufacturing method | Jeong Min Choi, Hee Song, Yoonkyung Kwon | 2022-06-07 |