Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7030554 | Full-color organic display having improved blue emission | Kevin P. Klubek, Ching W. Tang | 2006-04-18 |
| 6991859 | Cascaded organic electroluminescent devices | Kevin P. Klubek, Ching W. Tang, J. Ramon Vargas | 2006-01-31 |
| 6965197 | Organic light-emitting device having enhanced light extraction efficiency | Yuan-Sheng Tyan, Ching W. Tang | 2005-11-15 |
| 6936961 | Cascaded organic electroluminescent device having connecting units with N-type and P-type organic layers | Kevin P. Klubek, Dustin L. Comfort, Ching W. Tang | 2005-08-30 |
| 6919140 | Organic electroluminescent devices with high luminance | Kevin P. Klubek, J. Ramon Vargas | 2005-07-19 |
| 6881502 | Blue organic electroluminescent devices having a non-hole-blocking layer | Kevin P. Klubek | 2005-04-19 |
| 6872472 | Providing an organic electroluminescent device having stacked electroluminescent units | Ching W. Tang | 2005-03-29 |
| 6869699 | P-type materials and mixtures for electronic devices | Kevin P. Klubek, J. Ramon Vargas, Ching W. Tang | 2005-03-22 |
| 6853133 | Providing an emission-protecting layer in an OLED device | Kevin P. Klubek, Dustin L. Comfort | 2005-02-08 |
| 6824950 | Forming an oled device with a performance-inhancing layer | Michael L. Boroson | 2004-11-30 |
| 6818329 | Organic electroluminescent devices having a metal sub-layer within a hole-transporting region | Joseph K. Madathil | 2004-11-16 |
| 6794061 | Organic electroluminescent device having an adhesion-promoting layer for use with a magnesium cathode | Joseph K. Madathil, Pranab K. Raychaudhuri, Ching W. Tang | 2004-09-21 |
| 6781149 | OLED device with a performance-enhancing layer | Joseph K. Madathil, Kevin P. Klubek, Dustin L. Comfort, Ching W. Tang | 2004-08-24 |
| 6765349 | High work function metal alloy cathode used in organic electroluminescent devices | Joseph K. Madathil, Pranab K. Raychaudhuri | 2004-07-20 |
| 6717358 | Cascaded organic electroluminescent devices with improved voltage stability | Kevin P. Klubek, Dustin L. Comfort, Ching W. Tang | 2004-04-06 |
| 6703180 | Forming an improved stability emissive layer from a donor element in an OLED device | Michael L. Boroson | 2004-03-09 |
| 6603150 | Organic light-emitting diode having an interface layer between the hole-transporting layer and the light-emitting layer | Joseph K. Madathil, Kevin P. Klubek, Ching W. Tang | 2003-08-05 |