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:
Aug. 07, 2018
Filed:
Jun. 18, 2017
Epistar Corporation, Hsinchu, TW;
Chien Cheng Huang, Hsinchu, TW;
Kuo-Wei Yen, Hsinchu, TW;
Yu-Wei Kuo, Hsinchu, TW;
Yao-Wei Yang, Hsinchu, TW;
Pei-Hsiang Tseng, Hsinchu, TW;
EPISTAR CORPORATION, Hsinchu, TW;
Abstract
A method for fabricating a light emitting device, comprising: forming a plurality of light emitting stacked layers above a substrate; forming and patterning a current blocking (CB) layer on the light emitting stacked layers; forming a transparent conductive layer covering the light emitting stacked layers and the current blocking layer; etching the transparent conductive layer and exposing a reserved region for a first pad electrode and a mesa structure, respectively; and etching an exposed portion of the light emitting stacked layers and a portion of the current blocking layer to form a remaining current blocking layer, the mesa structure and a first opening.