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. 20, 2012
Filed:
Mar. 16, 2011
Applicant:
Beng SO Ryu, Incheon-si, KR;
Inventor:
Beng So Ryu, Incheon-si, KR;
Assignee:
QMC Co., Ltd., , KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
Abstract
An apparatus and method for manufacturing a light emitting devices by separating a semiconductor layer from a substrate includes a laser beam source for emitting a laser beam, a mesh-typed mask having a plurality of apertures through which the laser beam passes to provide a plurality of unit beams; and an imaging lens for forming a plurality of beam spots by focusing the plurality of unit beams at an interface between a substrate and a semiconductor layer to separate the substrate from the semiconductor layer.