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:
Feb. 05, 2013
Filed:
Jun. 11, 2010
Min-hsun Hsieh, Hsinchu, TW;
Chien-yuan Wang, Hsinchu, TW;
Jin-ywan Lin, Hsinchu, TW;
Chiu-lin Yao, Hsinchu, TW;
Min-Hsun Hsieh, Hsinchu, TW;
Chien-Yuan Wang, Hsinchu, TW;
Jin-Ywan Lin, Hsinchu, TW;
Chiu-Lin Yao, Hsinchu, TW;
Epistar Corporation, Hsinchu, TW;
Abstract
A optoelectronic device comprises a semiconductor stack layer; a first transparent conductive oxide (abbreviate as 'TCO' hereinafter) layer located on the semiconductor stack layer, wherein the first TCO layer has at least one opening; and a second TCO layer covering the first TCO layer, wherein the second TCO layer is filled into the opening of the first TCO layer and contacted with the semiconductor stack layer, and one of the first TCO layer and the second TCO layer forms an ohmic contact with the semiconductor stack layer.