Light-emitting material comprising orthometalated iridium complex, light-emitting device, high efficiency red light-emitting device, and novel iridium complex
US7238437B2 · kind B2 · utility
26Cited by
8References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 13, 2004 |
| Grant date | Jul 3, 2007 |
| Priority date | — |
| Expiry date | May 13, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/917
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light-emitting material comprises a compound having a partial structure represented by the following formulas (8), (20) and tautomers thereof:wherein the variables are as defined in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.