Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638644 | Electroluminescent devices having diarylanthracene polymers | Shiying Zheng, Kathleen M. Vaeth | 2003-10-28 |
| 6613457 | Electroluminescent devices having diarylanthracene ladder polymers in emissive layers | Shiying Zheng | 2003-09-02 |
| 6596415 | Electroluminescent device with polyphenyl hydrocarbon hole transport layer | Shiying Zheng, Ching W. Tang | 2003-07-22 |