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.

Patent No.:

US 8283087 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 09, 2012

Filed:

Feb. 27, 2009
Applicant:

Motoharu Obika, Yokohama, JP;

Inventor:

Motoharu Obika, Yokohama, JP;

Assignee:

Nissan Motor Co., Ltd., Yokohama-shi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

First reinforcing members, having a low modulus of elasticity, are disposed between an electrolyte membrane and second reinforcing members having a high modulus of elasticity, so as not to allow the electrolyte membrane to readily rub against the first reinforcing members as the electrolyte membrane expands and shrinks and to ultimately prevent degradation of the electrolyte membrane.


Find Patent Forward Citations

Obika, Motoharu. (2012). Seal structure adopted in membrane electrode assembly for fuel cell (U.S. Patent No. 8283087). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8283087

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