Method for forming OLED devices with patterned hole or electron transport layers
US9349957B2 · kind B2 · utility
3Cited by
5References
70Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 2012 |
| Grant date | May 24, 2016 |
| Priority date | — |
| Expiry date | Dec 26, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K71/80
Abstract
An organic light emitting display device includes a hole transport layer (HTL) having a first region and a second region, an emitting layer (EML) disposed on the hole transport layer in the first region, a hydrophobic pattern disposed on the hole transport layer in the second region and an electron transport layer (ETL) disposed on the hydrophobic pattern and the emitting layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.