Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6617254 | Method for manufacturing cathode electrodes of electroluminescent display device | Woo Young Kim, Sung Hoo Ju, Sun Woong Kim | 2003-09-09 |
| 6582523 | Organic source boat structure for organic electro-luminescent display fabricating apparatus | Sun Woong Kim, Woo Young Kim, Sung Hoo Ju | 2003-06-24 |