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:
Dec. 16, 2025
Filed:
Aug. 29, 2022
Applicants:
Cummins Inc., Columbus, IN (US);
Hydrogenics Corporation, Mississauga, CA;
Inventors:
Assignees:
CUMMINS INC., Columbus, IN (US);
HYDROGENICS CORPORATION, Mississauga, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/04746 (2016.01); H01M 8/04089 (2016.01); H01M 8/0432 (2016.01); H01M 8/0438 (2016.01);
U.S. Cl.
CPC ...
H01M 8/04753 (2013.01); H01M 8/04089 (2013.01); H01M 8/04097 (2013.01); H01M 8/04104 (2013.01); H01M 8/0432 (2013.01); H01M 8/04328 (2013.01); H01M 8/0438 (2013.01); H01M 8/04388 (2013.01); H01M 8/04432 (2013.01);
Abstract
The present disclosure generally relates to systems and methods for determining, managing, and/or controlling excess hydrogen flow in a system comprising a fuel cell or fuel cell stack and ejector based on the internal state of the ejector.