Organic light emitting display device
US10770530B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Dec 17, 2018 |
| Grant date | Sep 8, 2020 |
| Priority date | — |
| Expiry date | Dec 17, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/873
Abstract
An organic light emitting display device includes a reflective electrode in a pixel region on a substrate and including a concave portion defining a concave furrow, a first filling pattern filling the concave furrow, a first electrode on the first filling pattern and on a portion of the reflective electrode around the first filling pattern, an organic light emitting layer on the first electrode, and a second electrode on the organic light emitting layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.