Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8206842 | Organic element for electroluminescent devices | — | 2012-06-26 |
| 8147989 | OLED device with stabilized green light-emitting layer | Marina E. Kondakova, Kevin P. Klubek, Margaret J. Helber, Peter G. Bessey, Michele L. Ricks | 2012-04-03 |
| 7733009 | Electroluminescent device including an anthracene derivative | Denis Y. Kondakov, Scott Conley, Kevin P. Klubek | 2010-06-08 |
| 7390617 | Selective light absorption shifting layer and process | Denis Y. Kondakov, Keith B. Kahen | 2008-06-24 |
| 7329466 | Organic element for electroluminescent devices | Denis Y. Kondakov | 2008-02-12 |
| 7238436 | Stabilized white-light-emitting OLED device | Tukaram K. Hatwar, Viktor Jarikov | 2007-07-03 |
| 7175922 | Aggregate organic light emitting diode devices with improved operational stability | Viktor Jarikov | 2007-02-13 |
| 7074503 | Organic element for electroluminescent devices | Margaret J. Helber | 2006-07-11 |
| 7075231 | Tandem OLEDs having low drive voltage | Liang-Sheng Liao, Tukaram K. Hatwar, Kevin P. Klubek, Dustin L. Comfort | 2006-07-11 |
| 7074502 | Organic element for electroluminescent devices | Joseph C. Deaton | 2006-07-11 |
| 7070868 | Organic element for electroluminescent devices | Margaret J. Helber, Scott Conley | 2006-07-04 |
| 6991859 | Cascaded organic electroluminescent devices | Kevin P. Klubek, Liang-Sheng Liao, Ching W. Tang | 2006-01-31 |
| 6919140 | Organic electroluminescent devices with high luminance | Kevin P. Klubek, Liang-Sheng Liao | 2005-07-19 |
| 6885026 | Organic element for electroluminescent devices | Margaret J. Helber | 2005-04-26 |
| 6876684 | Organic vertical cavity lasing device having organic active region | Keith B. Kahen, Denis Y. Kondakov, Christopher T. Brown, Lelia Cosimbescu, Viktor Jarikov | 2005-04-05 |
| 6869699 | P-type materials and mixtures for electronic devices | Kevin P. Klubek, Liang-Sheng Liao, Ching W. Tang | 2005-03-22 |
| 6846620 | Photographic element with dye-forming coupler and image dye stabilizing coupler solvent | Albert J. Mura, Gary M. Russo, Shari L. Eiff | 2005-01-25 |
| 6555306 | Photographic element with dye-forming coupler and image dye stabilizing compound | Gary M. Russo | 2003-04-29 |
| 6555305 | Photographic element with spectrally sensitized tabular grain emulsion and retained dye stain reducing compound | Margaret D. Steele | 2003-04-29 |
| 6228572 | Color photographic element containing ballasted mercaptodiazole derivative and inhibitor releasing coupler | Louis E. Friedrich, Stephen P. Singer | 2001-05-08 |
| 6150077 | Photographic elements containing release compounds | David A. Dickinson | 2000-11-21 |
| 6043013 | Color photographic element containing elemental silver and heterocyclic thiol in a non-light sensitive layer | Paul A. Burns, Louis E. Friedrich, Stephen P. Singer | 2000-03-28 |
| 5534401 | Retouchable reversal silver halide photographic element with a pyrazoloazole magenta dye-forming coupler | John W. Harder, Phillip D. Knight, Paul A. Burns, Lynda D. Weber | 1996-07-09 |
| 5411839 | Image formation in color reversal materials using strong inhibitors | John W. Harder, Paul A. Burns, Arlyce T. Bowne, Philip D. Knight, William J. Begley +1 more | 1995-05-02 |
| 5314790 | Tone control of photographic silver images | Stephen A. Hershey, Paul A. Burns | 1994-05-24 |