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:
Nov. 05, 2013
Filed:
May. 20, 2011
Jong Hak Won, Seoul, KR;
Sun Kyung Kim, Seoul, KR;
Kyoung Woo JO, Seoul, KR;
Joong Seo Park, Seoul, KR;
Jong Hak Won, Seoul, KR;
Sun Kyung Kim, Seoul, KR;
Kyoung Woo Jo, Seoul, KR;
Joong Seo Park, Seoul, KR;
LG Innotek Co., Ltd., Seoul, KR;
Abstract
Provided are a light emitting device, a light emitting device package, and a lighting system. The light emitting device includes a substrate, a light emitting structure comprising a first conductive type semiconductor layer, an active layer, and a second conductive type semiconductor layer, the light emitting structure being disposed on the substrate, a nonmetal pattern disposed between the substrate and the active layer, the nonmetal pattern being spaced from the substrate, and an air gap disposed on a side surface of the nonmetal pattern.