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. 27, 2012
Filed:
Mar. 08, 2011
Applicants:
Min Gyu NA, Seoul, KR;
Myung Hoon Jung, Seoul, KR;
Sung Hoon Jung, Seoul, KR;
Inventors:
Assignee:
LG Innotek Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
Abstract
Provided is a light emitting device. The light emitting device includes a first conductive type semiconductor layer, an active layer on the first conductive type semiconductor layer, a second conductive type semiconductor layer on the active layer, an undoped semiconductor layer disposed on the second conductive type semiconductor layer and comprising a plurality of first holes, and a third conductive type semiconductor layer disposed on the undoped semiconductor layer and comprising a plurality of second holes.