Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7221094 | Electroluminescent device and method of manufacturing the same | Se Jun Heo, Ju Won Lee | 2007-05-22 |
| 6906457 | Organic electroluminescent device | Young-Woo Song, Hitoshi Yamamoto, Takeo Wakimoto | 2005-06-14 |