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:
Apr. 19, 2011

Filed:

Nov. 25, 2008
Applicant:

Hideo Nakagoshi, Otsu, JP;

Inventor:

Hideo Nakagoshi, Otsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/10 (2006.01); H01L 23/34 (2006.01);
U.S. Cl.
CPC ...
Abstract

A semiconductor element is provided with a heat dissipating path defined by a non-through hole in a first principal surface and that is filled with a conductive material. The semiconductor element is bonded to a heat sink with the conductive material disposed therebetween. Solder can be used as the conductive material, for example. By introducing molten solder into the non-through hole while having solder disposed between the semiconductor element and the heat sink, the heat dissipating path is provided and the heat sink is bonded to the semiconductor element.


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