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:
Jun. 23, 2009

Filed:

Jun. 29, 2006
Applicants:

Yasuto Ishimaru, Ibaraki, JP;

Kei Nakamura, Ibaraki, JP;

Inventors:

Yasuto Ishimaru, Ibaraki, JP;

Kei Nakamura, Ibaraki, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

In an outer lead portion, outer lead wirings are provided on one surface of a base insulating layer and a plurality of metal substrates are provided on the opposite surface thereof. The plurality of metal substrates are provided with predetermined spacings therebetween. The outer lead wirings are not provided on the areas on the surface opposite to the areas on the other surface of the base insulating layer on which the slits are provided between the metal substrates. Metals such as stainless steel, copper or copper alloy can be used for the metal substrates. Coefficient of linear expansion of each metal substrate is preferably equal to that of the base insulating layer.


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