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 7618732 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 17, 2009

Filed:

Feb. 02, 2007
Applicants:

Kunihiro Nakato, Gunma, JP;

Atsuo Sonai, Kanagawa, JP;

Inventors:

Kunihiro Nakato, Gunma, JP;

Atsuo Sonai, Kanagawa, JP;

Assignees:

Sanyo Electric Co., Ltd., Osaka, JP;

Samsung Electronics Co., Ltd., Gyeonggi-Do, KR;

Samsung SDI Co., Ltd., Gyeonggi-Do, KR;

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

A fuel cell electrolyte comprises: a basic polymer; an organic phosphonic acid expressed by the following general formula (1); and a hydrolyzable phosphate compound expressed by the following general formula (2): where R represents an alkyl, aryl, acyl, amino, phosphonic group or a derivative of the functional group, and n is 1 or 2, and R represents an alkyl or alkoxyalkyl group, and n is 1 or 2.


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Nakato, Kunihiro. (2009). Fuel cell electrolyte, membrane electrode assembly, and method of manufacturing fuel cell electrolyte (U.S. Patent No. 7618732). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7618732

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