Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649772 | 3,6,9-Trisubstituted carbazoles for light emitting diodes | Jiann T'suen Lin, K. R. Justin Thomas, Yu Tao | 2003-11-18 |
| 6586120 | Electro luminescent device comprising fluorene compounds | Yu Tao | 2003-07-01 |