Organic light-emitting element
US10403844B2 · kind B2 · utility
0Cited by
0References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2018 |
| Grant date | Sep 3, 2019 |
| Priority date | — |
| Expiry date | Apr 3, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present application describes an organic light emitting device including a first layer, a second layer, and a third layer between a cathode and a light emitting layer or between light emitting units, in which the first layer includes an n-type organic material or metal oxide, the second layer includes a barrier material, and the third layer includes an n-type dopant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.