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:
Apr. 05, 2016
Filed:
May. 17, 2012
Ting-chia Ko, Hsinchu, TW;
De-shan Kuo, Hsinchu, TW;
Chien-kai Chung, Hsinchu, TW;
Tsun-kai Ko, Hsinchu, TW;
Ting-Chia Ko, Hsinchu, TW;
De-Shan Kuo, Hsinchu, TW;
Chien-Kai Chung, Hsinchu, TW;
Tsun-Kai Ko, Hsinchu, TW;
EPISTAR CORPORATION, Hsinchu, TW;
Abstract
A light-emitting device includes a semiconductor light emitting stack and an electrode on the semiconductor light emitting stack, wherein the electrode includes a mirror layer, an adhesion layer inserted between the mirror layer and the semiconductor light emitting stack, a bonding layer, and a barrier layer inserted between the mirror layer and the bonding layer and covering the mirror layer to prevent the mirror layer from reacting with the bonding layer, wherein the barrier layer includes a first pair of different metals.