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.:
Date of Patent:
Dec. 09, 2014
Filed:
Oct. 06, 2009
Applicant:
Tadatoshi Kurozumi, Chiba, JP;
Inventor:
Tadatoshi Kurozumi, Chiba, JP;
Assignee:
Showa Denko K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/90 (2006.01); H01M 4/88 (2006.01); H01M 4/86 (2006.01); H01M 8/10 (2006.01);
U.S. Cl.
CPC ...
H01M 4/9016 (2013.01); H01M 4/8885 (2013.01); H01M 2004/8689 (2013.01); H01M 2008/1095 (2013.01); H01M 4/8605 (2013.01); H01M 4/8673 (2013.01); Y02E 60/50 (2013.01); H01M 4/8892 (2013.01); H01M 4/9083 (2013.01);
Abstract
The invention provides catalysts that are not corroded in acidic electrolytes or at high potential, have excellent durability and show high oxygen reducing ability. In a process of producing fuel cell electrodes containing a metal oxide and an electron conductive substance, the process includes steps in which a sugar is applied and carbonized on a support layer supporting the metal oxide and the electron conductive substance.