Invention Application
- Patent Title: ORGANIC LIGHT EMITTING DISPLAY DEVICE
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Application No.: US16776344Application Date: 2020-01-29
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Publication No.: US20200168828A1Publication Date: 2020-05-28
- 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
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@202f860f
- 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
- US10818862B2 Organic light emitting display device Public/Granted day:2020-10-27
Information query
IPC分类:
