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:
Jun. 17, 2025
Filed:
May. 25, 2020
Sony Group Corporation, Tokyo, JP;
Tatsushi Hamaguchi, Tokyo, JP;
Kentaro Hayashi, Tokyo, JP;
Masamichi Ito, Tokyo, JP;
Mikihiro Yokozeki, Tokyo, JP;
Rintaro Koda, Tokyo, JP;
SONY GROUP CORPORATION, Tokyo, JP;
Abstract
A light emitting element array includes a plurality of light emitting elementsA arranged. Each light emitting elementA includes: a stacked structureincluding a stack of a first compound semiconductor layerhaving a first surfaceand a second surface, an active layerfacing the second surfaceof the first compound semiconductor layer, and a second compound semiconductor layerhaving a first surfaceand a second surface; a first light reflection layerformed on a base part surfacelocated on a first surface side of the first compound semiconductor layer; and a second light reflection layerformed on a second surface side of the second compound semiconductor layerand having a flat shape. The base part surfaceextends to a peripheral regionsurrounded by the plurality of light emitting elements. The base part surfacehas a concavo-convex shape, and is differentiable.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile