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:
Jul. 12, 2022

Filed:

Mar. 18, 2020
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Nobutaka Ukigaya, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/50 (2006.01); H01L 51/56 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3246 (2013.01); H01L 27/3244 (2013.01); H01L 27/3258 (2013.01); H01L 51/5012 (2013.01); H01L 51/5056 (2013.01); H01L 51/5088 (2013.01); H01L 51/56 (2013.01); H01L 27/322 (2013.01); H01L 27/3218 (2013.01); H01L 27/3272 (2013.01); H01L 51/5209 (2013.01); H01L 51/5218 (2013.01); H01L 51/5253 (2013.01); H01L 51/5265 (2013.01); H01L 2227/323 (2013.01); H01L 2251/53 (2013.01); H01L 2251/5315 (2013.01); H01L 2251/558 (2013.01); H01L 2924/12044 (2013.01);
Abstract

An embodiment provides a display device including an insulating layer which is continuous between opposed ends of two adjacent lower electrodes from an upper part of one of the ends to an upper part of the other end, a first organic layer which is disposed over the lower electrodes and the insulating layer, a second organic layer which is disposed over the lower electrodes and the insulating layer with the first organic layer interposed therebetween and includes a light emitting layer, and a second electrode which covers the organic layer. The upper face of the insulating layer includes a recess between the two lower electrodes. The aspect ratio of the recess is 0.5 or more.


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