Organic light-emitting display device and method of manufacturing the same

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12219820
APP PUB NO 20230284485A1
SERIAL NO

18317048

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Abstract

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An organic light-emitting display device includes: a substrate; a pixel electrode on the substrate; a pixel defining layer having a first opening exposing a center portion of the pixel electrode; a barrier layer on the pixel defining layer; an intermediate layer including a first common layer, a first emissive layer, and a second common layer sequentially arranged on the pixel electrode, the pixel defining layer, and the barrier layer; and a first opposite electrode covering the intermediate layer. The barrier layer has a second opening that is larger than the first opening and has an undercut structure.

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Patent Owner(s)

  • SAMSUNG DISPLAY CO., LTD.

International Classification(s)

  • No Non-US Classification to display

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lee, Duckjung Yongin-si, KR 68 215

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