Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835469 | Phosphorescent compounds and devices comprising the same | David B. Knowles, Mark E. Thompson | 2004-12-28 |
| 6803720 | Highly stable and efficient OLEDs with a phosphorescent-doped mixed layer architecture | Michael Hack, Theodore Zhou, Julia J. Brown, Tan Ngo | 2004-10-12 |