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:
Feb. 14, 2023

Filed:

Dec. 09, 2020
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Inventors:

Jung Han Yu, Gyeonggi-do, KR;

Hyeon Seok Ban, Gyeonggi-Do, KR;

Bo Ki Hong, Seoul, KR;

Hyun Yoo Kim, Seoul, KR;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2016.01); H01M 8/04082 (2016.01); H01M 8/04701 (2016.01); H01M 8/04858 (2016.01); H01M 8/1004 (2016.01); H01M 8/04119 (2016.01);
U.S. Cl.
CPC ...
H01M 8/04201 (2013.01); H01M 8/0491 (2013.01); H01M 8/04126 (2013.01); H01M 8/04723 (2013.01); H01M 8/1004 (2013.01); H01M 2250/20 (2013.01);
Abstract

A fuel cell system capable of improving the chemical durability of a membrane electrode assembly by compensating for the amount of an antioxidant lost within the electrolyte membrane or electrode of the fuel cell stack in such a manner that the antioxidant is provided from an antioxidant supply device, provided in a fuel processing system and/or an air processing system, to a fuel cell stack, in preparation for a case where the antioxidant within the electrolyte membrane or electrode is lost due to the dissolution or migration characteristic of the antioxidant.


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