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:
Feb. 14, 2006

Filed:

Dec. 10, 2003
Applicants:

Yoshinobu Suehiro, Aichi-ken, JP;

Mitsuhiro Inoue, Aichi-ken, JP;

Hideaki Kato, Aichi-ken, JP;

Tatsuya Takashima, Aichi-ken, JP;

Inventors:

Yoshinobu Suehiro, Aichi-ken, JP;

Mitsuhiro Inoue, Aichi-ken, JP;

Hideaki Kato, Aichi-ken, JP;

Tatsuya Takashima, Aichi-ken, JP;

Assignee:

Toyoda Gosei Co., Ltd., Aichi-ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A light emitting diode has: a ceramics substrate that has a high thermal conductivity; a light emitting element that is mounted on the ceramics substrate; and a radiation plate that is bonded to the back surface of the ceramics substrate. The radiation plate contacts the ceramics substrate at a contact region that includes a region of the back surface of the ceramics substrate corresponding to a region of the ceramics substrate on which the light emitting element is mounted.


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