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. 28, 2018
Filed:
Jun. 05, 2017
Epistar Corporation, Hsinchu, TW;
Ding-Yuan Chen, Taichung, TW;
Chia-Lin Yu, Sigang Township, TW;
Chen-Hua Yu, Hsinchu, TW;
Wen-Chih Chiou, Zhunan Township, TW;
Epistar Corporation, Hsinchu, TW;
Abstract
A light-emitting device comprises a plurality of light-emitting pillars separated from each other by a space, wherein each of the plurality of light-emitting pillars comprises a first conductivity type layer, an active layer on the first conductivity type layer, and a second conductivity type layer on the active layer; a reflective layer surrounding a sidewall of each of the plurality of light-emitting pillars; a top electrode formed on the reflective layer and the plurality of light-emitting pillars; and a fill material formed between the reflective layer and the top electrode.