Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8303859 | Optical film for suppressing near infrared ray transmittance and display filter using the same | Young Kwon Koo, Kyoung Ku Kang | 2012-11-06 |
| 7655306 | Optical film, optical filter and display device including the same | Kyoung Ku Kang | 2010-02-02 |