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. 26, 2008

Filed:

Dec. 29, 2004
Applicants:

Ichiro Harada, Tochigi-ken, JP;

Toshiya Wakahoi, Utsunomiya, JP;

Jun Kondo, Utsunomiya, JP;

Inventors:

Ichiro Harada, Tochigi-ken, JP;

Toshiya Wakahoi, Utsunomiya, JP;

Jun Kondo, Utsunomiya, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A seal space is formed between first and second metal separators of a power generation cell. A device body is disposed in the seal space. The device body includes a voltage measurement sensor and a transmission mechanism. The voltage measurement sensor measures the voltage generated during operation of the power generation cell. The transmission mechanism transmits information of the voltage measured by the voltage measurement sensor via wireless communication. The voltage measurement sensor and the transmission mechanism are embedded in an electromagnetic/heat resistant shield member, and attached to a surface of the second metal separator.


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