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.

Date of Patent:
Nov. 24, 2020

Filed:

Dec. 03, 2019
Applicant:

Japan Display Inc., Minato-ku, JP;

Inventors:

Akinori Kamiya, Minato-ku, JP;

Daisuke Kato, Minato-ku, JP;

Assignee:

Japan Display Inc., Minato-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/28 (2006.01); H01L 51/52 (2006.01); H01L 51/56 (2006.01); H01L 27/32 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5256 (2013.01); H01L 51/5253 (2013.01); H01L 51/5275 (2013.01); H01L 51/56 (2013.01); H01L 27/3244 (2013.01);
Abstract

A display device includes a light-emitting element layer that emits light with a luminance controlled for each of a plurality of unit pixels constituting an image, and a sealing layer provided on the light-emitting element layer and including a plurality of layers. The plurality of layers of the sealing layer includes at least an inorganic layer provided on the light-emitting element layer, an organic layer provided on the inorganic layer, and an inorganic layer that is an uppermost layer. A density of the inorganic layer that is the uppermost layer in a thickness direction changes in the thickness direction.


Find Patent Forward Citations

Loading…