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:
Nov. 05, 2013

Filed:

Jan. 13, 2009
Applicants:

Tatsuya Katoh, Osaka, JP;

Takuya Sugiyama, Osaka, JP;

Yasunori Chikawa, Osaka, JP;

Inventors:

Tatsuya Katoh, Osaka, JP;

Takuya Sugiyama, Osaka, JP;

Yasunori Chikawa, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); H05K 7/00 (2006.01); H01L 23/34 (2006.01); H01L 23/495 (2006.01);
U.S. Cl.
CPC ...
Abstract

A COF includes, in at least one embodiment, a heat dissipating material on a back surface of an insulating film. The heat dissipating material has a slit for reducing a degree of thermal expansion. Thus, at least one embodiment of the invention provides the COF in which deformation and disconnection of wiring are prevented.


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