Invention Grant
- Patent Title: Organic electroluminescent element, organic electroluminescent panel, organic electroluminescent device and electronic apparatus
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Application No.: US16003287Application Date: 2018-06-08
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Publication No.: US10658629B2Publication Date: 2020-05-19
- Inventor: Kazuhiro Yoneda , Noriyuki Matsusue
- Applicant: JOLED INC.
- Applicant Address: JP Tokyo
- Assignee: JOLED INC.
- Current Assignee: JOLED INC.
- Current Assignee Address: JP Tokyo
- Agency: Chip Law Group
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@2f8cae1c
- Main IPC: H01L51/56
- IPC: H01L51/56 ; H01L51/52 ; H01L51/50 ; H01L27/32 ; H01L51/00 ; G09G3/3233
Abstract:
Disclosed is an organic electroluminescent element including a first electrode, a hole transport layer, a light emitting layer, an electron transport layer and a second electrode in this order. The light emitting layer has a first light emitting layer including a coating film on the hole transport layer side, and has a second light emitting layer including a vapor-deposited film on the electron transport layer side.
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