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:
Sep. 04, 2012
Filed:
Aug. 03, 2005
Applicants:
Youssef M. Mikhail, Sterling Heights, MI (US);
Mahmoud H. Abd Elhamid, Grosse Pointe Woods, MI (US);
Gayatri Vyas, Rochester Hills, MI (US);
Inventors:
Youssef M. Mikhail, Sterling Heights, MI (US);
Mahmoud H. Abd Elhamid, Grosse Pointe Woods, MI (US);
Gayatri Vyas, Rochester Hills, MI (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/94 (2006.01); H01M 8/10 (2006.01); H01M 8/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fuel cell that employs a decomposition catalyst on one or more of the membrane, bipolar plates or diffusion media layers in the fuel cell that decomposes hydrogen peroxide, and thus reduces the generation of hydroxyl free radicals. In one embodiment, the decomposition catalyst is ruthenium oxide and is deposited on the structure by various processes, such as chemical vapor deposition process.