Organic electroluminescent device
US9434877B2 · kind B2 · utility
13Cited by
2References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 3, 2011 |
| Grant date | Sep 6, 2016 |
| Priority date | — |
| Expiry date | Oct 13, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/40
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to organic electro-luminescent devices which in a hole transport layer have a mixture of two or more materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.