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:
Feb. 10, 2015
Filed:
Oct. 18, 2012
Applicant:
Panasonic Corporation, Osaka, JP;
Inventors:
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21S 4/00 (2006.01); F21V 21/00 (2006.01); F21V 29/00 (2006.01); H05K 1/00 (2006.01); H05K 1/02 (2006.01); F21K 99/00 (2010.01); F21S 8/04 (2006.01); F21Y 101/02 (2006.01); F21Y 103/02 (2006.01); F21V 3/00 (2006.01); H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
F21V 29/004 (2013.01); H05K 1/0209 (2013.01); H05K 1/0271 (2013.01); F21K 9/17 (2013.01); F21S 8/04 (2013.01); F21Y 2101/02 (2013.01); F21Y 2103/022 (2013.01); F21V 3/00 (2013.01); F21K 9/1355 (2013.01); H05K 2201/10106 (2013.01); H05K 2201/09136 (2013.01); H05K 2201/09781 (2013.01); H05B 33/0821 (2013.01);
Abstract
A light-emitting device includes: a board; light-emitting elements interconnected in parallel and provided above a top face of the board; light-emitting elements, one of which is connected in series with the light-emitting element and the other of which is connected in series with the light-emitting element, the light-emitting elements being interconnected in parallel; a metal pattern provided continuously under the light-emitting elements, on an undersurface of the board; and a metal pattern provided continuously under the light-emitting elements, and isolated from the first metal pattern.