Organic light emitting devices having reduced pixel shrinkage
US7087321B2 · kind B2 · utility
821Cited by
18References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 2004 |
| Grant date | Aug 8, 2006 |
| Priority date | — |
| Expiry date | Apr 21, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24851
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention relates to organic light emitting devices (OLEDs), and more specifically to efficient OLEDs comprising an array of pixels and having reduced pixel shrinkage. The devices of the present invention comprise further relates to materials for use as emissive materials which give reduced shrinkage when incorporated into an OLED.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.