The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 09, 2021
Filed:
Dec. 26, 2017
Sakai Display Products Corporation, Sakai, JP;
Katsuhiko Kishimoto, Sakai, JP;
Yukiya Nishioka, Sakai, JP;
SAKAI DISPLAY PRODUCTS CORPORATION, Sakai, JP;
Abstract
This organic EL display device () has multiple pixels, and comprises: an element substrate () which has a substrate and multiple organic EL elements supported on the substrate and arranged in each of the multiple pixels; and a thin-film sealing structure () covering the multiple pixels. The thin-film sealing structure has a first inorganic barrier layer () and an organic barrier layer () contacting the upper surface or the lower surface of the first inorganic barrier layer. The element substrate further has a bank layer () defining each of the multiple pixels and multiple spacers () arranged in the gaps between the pixels, and the multiple spacers () are covered by the bank layer ().