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. 01, 2026
Filed:
Jun. 17, 2025
Cummins Emission Solutions Inc., Columbus, IN (US);
Mi-Young Kim, Columbus, IN (US);
Dylan Scott Trandal, Columbus, IN (US);
Bijesh M. Shakya, Columbus, IN (US);
Krishna Kamasamudram, Columbus, IN (US);
Arvind Suresh, Columbus, IN (US);
Lai Wei, Columbus, IN (US);
Laura Anne Benson, Mason, OH (US);
Chelsea Kelsey Barrera, Coeur d'Alene, ID (US);
CUMMINS EMISSION SOLUTIONS INC., Columbus, IN (US);
Abstract
A system includes: a hydrogen internal combustion engine configured to produce exhaust; an aftertreatment system in exhaust receiving communication with the hydrogen internal combustion engine, the aftertreatment system comprising a catalyst member; a sensor coupled to the aftertreatment system; and a controller configured to: receive, from the sensor, data corresponding to a characteristic of the aftertreatment system, determine, based on the characteristic, a performance value corresponding to the catalyst member, compare the performance value to a threshold, cause the hydrogen internal combustion engine to operate in a first engine operating mode when the performance value does not exceed the threshold, and cause the hydrogen internal combustion engine to operate in a second engine operating mode when the performance value exceeds the threshold.