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:
Aug. 10, 2004

Filed:

Jun. 26, 2002
Applicant:
Inventors:

Toshimasa Tozune, Saitama, JP;

Shigekazu Takashima, Ibaraki, JP;

Takahiro Akabori, Gunma, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 ; H05K 7/21 ;
U.S. Cl.
CPC ...
H05K 7/20 ; H05K 7/21 ;
Abstract

An apparatus which includes a heat generating element in a housing and performs audio reproduction includes a cooling apparatus which discharges heat generated by the heat generating element to the outside of the housing efficiently and quietly.


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