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. 10, 2017
Filed:
Dec. 12, 2012
Lg Innotek Co., Ltd., Seoul, KR;
Yee Rang Hong, Seoul, KR;
Woon Kyung Choi, Seoul, KR;
LG Innotek Co., Ltd., Seoul, KR;
Abstract
The ultraviolet light emitting device includes a substrate; a light emitting structure on the substrate, and including a plurality of compound semiconductors, each including at least a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer; a first electrode layer on the first conductive semiconductor layer; and a second electrode layer on the second conductive semiconductor layer. The first electrode layer is spaced apart from a side surface of the active layer, and is provided along a peripheral portion of the active layer. At least one of the first and second electrode layers is a reflective layer.