Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7931772 | Method for manufacturing light emitting displays and light emitting display device | Choong-Keun Yoo, Kang Ju Lee | 2011-04-26 |
| 7932670 | Organic electro-luminescence display device and method of manufacturing the same | Choong-Keun Yoo, Kang Ju Lee | 2011-04-26 |