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:
Jul. 14, 2026

Filed:

Sep. 20, 2023
Applicant:

Cummins Inc., Columbus, IN (US);

Inventors:

Thomas R. Nelson, Greenwood, IN (US);

David Schmidt, Indianapolis, IN (US);

Yuying Song, Columbus, IN (US);

Ying Yuan, Rexford, NY (US);

Jeffrey Diwakar Abraham, Columbus, IN (US);

Assignee:

Cummins Inc., Columbus, IN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 9/00 (2006.01); B01D 53/94 (2006.01);
U.S. Cl.
CPC ...
F01N 9/00 (2013.01); B01D 53/9459 (2013.01); B01D 53/9495 (2013.01); B01D 2251/208 (2013.01); F01N 2570/14 (2013.01); F01N 2610/03 (2013.01); F01N 2900/1602 (2013.01);
Abstract

Systems and methods for controlling an aftertreatment system are provided. A method includes: receiving a first input target and a first input value, the first input target and the first input value associated with a first aftertreatment system component; receiving a second input target and a second input value, the second input target and the second input value associated with a second aftertreatment system component; estimating a nitrous oxide value based on at least the first input value and the second input value; determining a first output target based on at least the first input target, the second input target and the nitrous oxide value; and controlling the aftertreatment system based on the first output target.


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