Invention Grant
- Patent Title: Organic light emitting display device
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Application No.: US16421777Application Date: 2019-05-24
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Publication No.: US10586939B2Publication Date: 2020-03-10
- Inventor: Sung Hoon Pieh , Chang Wook Han , Hong Seok Choi , Ki-Woog Song , So Yeon Ahn , Seung Hyun Kim
- Applicant: LG Display Co., Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Morgan, Lewis & Bockius LLP
- Priority: KR10-2014-0182517 20141217
- Main IPC: H01L51/50
- IPC: H01L51/50 ; H01L51/52
Abstract:
An organic light emitting display device comprises two emission portions between first and second electrodes, wherein at least one among the two emission portions includes two emitting layers, whereby efficiency and a color reproduction ratio may be improved.
Public/Granted literature
- US20190288228A1 ORGANIC LIGHT EMITTING DISPLAY DEVICE Public/Granted day:2019-09-19
Information query
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