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:
May. 29, 2007
Filed:
Oct. 05, 2005
Applicants:
Tomoaki Terada, Kakegawa, JP;
Toshiharu Tabata, Kakegawa, JP;
Hiroaki Takahashi, Toyota, JP;
Inventors:
Assignees:
Cataler Corporation, Kakegawa-Shi, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-Shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/00 (2006.01); H01M 8/10 (2006.01); H01M 4/88 (2006.01); B01J 23/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a supported catalyst for a fuel cell, containing a conductive support and a platinum alloy supported thereby, wherein an elution ratio of transition metal other than platinum is 30% or less when 0.5 g of the supported catalyst is stirred at room temperature in 30 mL of 0.1N aqueous sulfuric acid solution for 800 hours.