Organic light emitting display device
US10096782B2 · kind B2 · utility
4Cited by
0References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 22, 2015 |
| Grant date | Oct 9, 2018 |
| Priority date | — |
| Expiry date | Sep 24, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K50/19
Abstract
An organic light emitting display device is disclosed. The organic light emitting display device includes at least two light emitting parts each including a light emitting layer and an electron transport layers, and at least one charge generation layer between the light emitting parts, wherein at least one among the charge generation layer or the electron transport layer includes a compound having nitrogen atoms and a substituent for enhancing electron mobility.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.