Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794061 | Organic electroluminescent device having an adhesion-promoting layer for use with a magnesium cathode | Liang-Sheng Liao, Joseph K. Madathil, Pranab K. Raychaudhuri | 2004-09-21 |
| 6781149 | OLED device with a performance-enhancing layer | Liang-Sheng Liao, Joseph K. Madathil, Kevin P. Klubek, Dustin L. Comfort | 2004-08-24 |
| 6720090 | Organic light emitting diode devices with improved luminance efficiency | Ralph H. Young, Jianmin Shi | 2004-04-13 |
| 6717358 | Cascaded organic electroluminescent devices with improved voltage stability | Liang-Sheng Liao, Kevin P. Klubek, Dustin L. Comfort | 2004-04-06 |
| 6699595 | Electroluminescent device with polyphenyl hydrocarbon hole transport layer | Jianmin Shi, Shiying Zheng | 2004-03-02 |