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:
Apr. 28, 2026
Filed:
Aug. 11, 2022
Applicant:
Robert Bosch Gmbh, Stuttgart, DE;
Inventors:
Jonathan Mailoa, Cambridge, MA (US);
Georgy Samsonidze, San Francisco, CA (US);
Soo Kim, Cambridge, MA (US);
Mordechai Kornbluth, Brighton, MA (US);
Ulrich Berner, Stuttgart, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/92 (2006.01); H01M 4/86 (2006.01); H01M 8/1018 (2016.01);
U.S. Cl.
CPC ...
H01M 4/926 (2013.01); H01M 4/8657 (2013.01); H01M 8/1018 (2013.01);
Abstract
A fuel cell catalyst layer includes a catalyst support, a catalyst material, and a graphene-based material. The catalyst material includes catalyst particles in an atomic form at a beginning of operation or life of the fuel cell catalyst layer. The graphene-based material includes defects capturing dissolved particles ionized from the atomic form after the beginning of operation or life of the fuel cell catalyst layer.