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:
Feb. 10, 2026

Filed:

Jun. 07, 2023
Applicant:

Epistar Corporation, Hsinchu, TW;

Inventors:

Jhih Yong Yang, Hsinchu, TW;

Hsin Ying Wang, Hsinchu, TW;

De Shan Kuo, Hsinchu, TW;

Assignee:

EPISTAR CORPORATION, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10H 20/857 (2025.01); H10H 20/819 (2025.01); H10H 20/01 (2025.01);
U.S. Cl.
CPC ...
H10H 20/857 (2025.01); H10H 20/819 (2025.01); H10H 20/0364 (2025.01);
Abstract

A light-emitting diode, includes a semiconductor stack, including a first semiconductor layer, an active region and a second semiconductor layer; a transparent conductive layer formed on the semiconductor stack and electrically connected to the second semiconductor layer; an insulating layer formed on the transparent conductive layer, comprising a plurality of first opening; a first electrode formed on the insulating layer, electrically connected to the first semiconductor layer; and a second electrode formed on the insulating layer, comprising a second pad and a second extension extending from the second pad along a long side of the light-emitting diode toward the first electrode, electrically connected to the transparent conductive layer, wherein the second extension comprise a plurality of node parts and a plurality of linking parts alternately disposed, and in a plan view, the node part has a width smaller than that of the second pad and lager than that of the linking part and that of the first opening; wherein the second extension does not overlap the first electrode; and wherein the plurality of node parts contacts the transparent conductive layer through the plurality of the first openings.


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