Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781149 | OLED device with a performance-enhancing layer | Liang-Sheng Liao, Joseph K. Madathil, Dustin L. Comfort, Ching W. Tang | 2004-08-24 |
| 6717358 | Cascaded organic electroluminescent devices with improved voltage stability | Liang-Sheng Liao, Dustin L. Comfort, Ching W. Tang | 2004-04-06 |
| 6680132 | Red organic electroluminescent devices | Jianmin Shi | 2004-01-20 |