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.

Date of Patent:
Jun. 25, 2024

Filed:

Aug. 24, 2022
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Soo Kim, Arlington, MA (US);

Jonathan Mailoa, Cambridge, MA (US);

Christina Johnston, Spanish Fort, AL (US);

Charles Tuffile, Swansea, MA (US);

Jake Christensen, Elk Grove, CA (US);

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/88 (2006.01);
U.S. Cl.
CPC ...
H01M 4/8892 (2013.01);
Abstract

A fuel cell electrode protective layer forming method is disclosed. The method includes forming primary defects in a carbon-based protective layer material via a formation step. The primary defects are configured to transport fuel cell products and/or reactants representing a transported portion of a total fuel cell products and/or reactants. The difference between the total fuel cell products and/or reactants and the transported portion is an untransported portion. The method further includes activating secondary defects in the carbon-based protective layer material via an activation step. The secondary defects are configured to transport a portion of the untransported portion of the total fuel cell reactants and/or products. The activation step is different than the formation step.


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