Organic light emitting device
US10454056B1 · kind B1 · utility
1Cited by
0References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 3, 2018 |
| Grant date | Oct 22, 2019 |
| Priority date | — |
| Expiry date | Jan 3, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention provides an organic light emitting device including a light emitting layer comprising a compound represented by Chemical Formula 1 and an electron transport layer comprising a compound represented by Chemical Formula 2, and having improved driving voltage and efficiency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.