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:
Oct. 13, 2015
Filed:
Aug. 28, 2012
Jia-kuen Wang, Hsinchu, TW;
Chien-fu Shen, Hsinchu, TW;
Chao-hsing Chen, Hsinchu, TW;
Yu-chen Yang, Hsinchu, TW;
Hui-chun Yeh, Hsinchu, TW;
Yi-wen Ku, Hsinchu, TW;
Hung-che Chen, Hsinchu, TW;
Chih-nan Lin, Hsinchu, TW;
Jia-Kuen Wang, Hsinchu, TW;
Chien-Fu Shen, Hsinchu, TW;
Chao-Hsing Chen, Hsinchu, TW;
Yu-Chen Yang, Hsinchu, TW;
Hui-Chun Yeh, Hsinchu, TW;
Yi-Wen Ku, Hsinchu, TW;
Hung-Che Chen, Hsinchu, TW;
Chih-Nan Lin, Hsinchu, TW;
EPISTAR CORPORATION, Hsinchu, TW;
Abstract
Disclosed is a light-emitting device comprising: a semiconductor stack layer; a reflective layer on the semiconductor stack layer; a first buffer layer comprising a compound comprising a metallic element and a non-metallic element on the reflective layer; a first electrode; and an electrical insulating layer disposed between the first buffer layer and the first electrode.