Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6991858 | Blue light-emitting compound for organic electroluminescent device and organic electroluminescent device using the same | Kwan-Hee Lee, Soo-Jin Park, Jong-In Hong, Kyung Sun Choi, Dae-Yup Shin +3 more | 2006-01-31 |