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:
Sep. 17, 2013
Filed:
Mar. 25, 2011
Sung Kyoon Kim, Seoul Square, KR;
Myeong Soo Kim, Seoul Square, KR;
Woo Sik Lim, Seoul Square, KR;
LG Innotek Co., Ltd., Seoul, KR;
Abstract
Disclosed is a light emitting device. The light emitting device includes a light emitting structure layer including a first conductive type semiconductor layer, an active layer on the first conductive type semiconductor layer, and a second conductive type semiconductor layer on the active layer, a first light extracting structure formed on an outer portion of the first conductive type semiconductor layer and having a plurality of side surfaces and a plurality of upper surfaces formed in a step structure, and a transmissive layer on the first light extracting structure of the first conductive type semiconductor layer.