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:
Aug. 04, 2026

Filed:

Jun. 18, 2025
Applicant:

Lextar Electronics Corporation, Hsinchu City, TW;

Inventor:

Hsu Wen Cheng, Hsinchu, TW;

Assignee:

Ennostar Corporation, Hsinchu City, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 5/00 (2018.01); F21Y 105/10 (2016.01); F21Y 113/00 (2016.01);
U.S. Cl.
CPC ...
F21V 5/007 (2013.01); F21Y 2105/10 (2016.08); F21Y 2113/00 (2013.01);
Abstract

A light-emitting device and a display device are provided. The light-emitting device includes a substrate, a light-emitting element, and a light-transmissive encapsulant. The light-emitting element is disposed on the substrate. The light-transmissive encapsulant is disposed on the substrate and surrounds the light-emitting element. The light-transmissive encapsulant has an upper surface and a bottom surface. The light-transmissive encapsulant includes a recessed portion and a surrounding portion. The recessed portion is located on the upper surface, directly above the light-emitting element. The recessed portion includes a bottom portion and a sidewall surrounding the bottom portion. The surrounding portion is located on the upper surface and connected to the sidewall of the recessed portion. The surrounding portion extends outward to the bottom surface. A ratio of a width of the bottom portion to a width of the light-emitting element is greater than or equal to 0.3.


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