Organic light-emitting display apparatus and method of manufacturing the same
US10566396B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 2, 2017 |
| Grant date | Feb 18, 2020 |
| Priority date | — |
| Expiry date | Sep 26, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
Abstract
An organic light-emitting display apparatus including a substrate; a pixel electrode on the substrate; a pixel-defining layer including an opening exposing at least a portion of the pixel electrode; an intermediate layer including a center area on the pixel electrode and a side area extending from the center area and arranged on the pixel-defining layer, the intermediate layer including one or more common layers and an emission layer; a protective layer covering top surfaces of the center area and the side area of the intermediate layer and exposing at least a portion of the pixel-defining layer; and an opposite electrode spaced apart from the intermediate layer by the protective layer and arranged on the protective layer and portions of the pixel-defining layer, the portions being exposed by the protective layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.