Invention Grant
- Patent Title: El display device including island shaped hole injection layer and island shaped electron injection layer and method of manufacturing the same
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Application No.: US16067258Application Date: 2017-03-30
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Publication No.: US10522775B2Publication Date: 2019-12-31
- Inventor: Yuto Tsukamoto , Shinichi Kawato , Manabu Niboshi , Satoshi Inoue , Hiroshi Imada , Tokiyoshi Umeda , Bai Zhang , Tomoaki Jo
- Applicant: Sharp Kabushiki Kaisha
- Applicant Address: JP Sakai
- Assignee: SHARP KABUSHIKI KAISHA
- Current Assignee: SHARP KABUSHIKI KAISHA
- Current Assignee Address: JP Sakai
- Agency: Keating & Bennett, LLP
- International Application: PCT/JP2017/013367 WO 20170330
- International Announcement: WO2018/179272 WO 20181004
- Main IPC: H01L51/50
- IPC: H01L51/50 ; H01L51/00 ; H01L27/32 ; H01L51/56
Abstract:
A hole injection layer provided between a first electrode and each of light emitting layers, and an electron injection layer provided between a second electrode and each of light emitting layers, overlap only inward from an end portions each of the light emitting layers when viewed in plan view.
Public/Granted literature
- US20190363272A1 EL DISPLAY DEVICE AND METHOD OF MANUFACTURING EL DISPLAY DEVICE Public/Granted day:2019-11-28
Information query
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