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.

Date of Patent:
Jan. 30, 2017

Filed:

Sep. 02, 2014
Applicants:

Citizen Electronics Co., Ltd., Yamanashi, JP;

Citizen Holdings Co., Ltd., Tokyo, JP;

Inventors:

Norikazu Kadotani, Tsu, JP;

Koichi Fukasawa, Fuefuki, JP;

Sadato Imai, Minamitsuru-Gun, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2009.12); F21K 99/00 (2015.12); F21V 29/76 (2014.12); H01L 25/075 (2005.12); H05K 1/02 (2005.12); H01L 33/62 (2009.12);
U.S. Cl.
CPC ...
F21K 9/00 (2012.12); F21V 29/76 (2015.01); H01L 25/0753 (2012.12); H01L 33/62 (2012.12); H01L 2224/48137 (2012.12); H05K 1/021 (2012.12); H05K 1/0259 (2012.12); H05K 2201/10106 (2012.12);
Abstract

An LED apparatus includes a base having thermal conductivity, an insulative substrate provided on one surface of the base and including electrodes provided on a surface of the substrate, at least one base-mounting area that is an exposed part of the base, exposed within a pass-through hole provided in the substrate, a plurality of LED elements mounted on the base in the base-mounting area and some of the LED elements in a unit electrically connected to the electrodes in series, a plurality of the units are electrically connected in parallel, and a frame disposed to surround the base-mounting area and configured to form a light-emitting area.


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