Patents by Inventor Girish Chandramouli

Girish Chandramouli has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • System and method for diagnosing health of an exhaust aftertreatment system
    Patent number: 11008922
    Abstract: Diagnostics for inadequate performance and/or degradation of an exhaust aftertreatment system are disclosed. A performance degradation analysis of the exhaust aftertreatment system includes a determination of a long term brake specific NOx value over a time period and a comparison of the long term brake specific NOx value to a threshold value.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: May 18, 2021
    Assignee: Cummins Inc.
    Inventors: Thomas A. Grana, Girish Chandramouli, Sergio M. Hernandez-Gonzalez, Ravindra Kakade
  • SYSTEM AND METHOD FOR DIAGNOSING HEALTH OF AN EXHAUST AFTERTREATMENT SYSTEM
    Publication number: 20200191038
    Abstract: Diagnostics for inadequate performance and/or degradation of an exhaust aftertreatment system are disclosed. A performance degradation analysis of the exhaust aftertreatment system includes a determination of a long term brake specific NOx value over a time period and a comparison of the long term brake specific NOx value to a threshold value.
    Type: Application
    Filed: October 22, 2019
    Publication date: June 18, 2020
    Inventors: Thomas A. Grana, Girish Chandramouli, Sergio M. Hernandez-Gonzalez, Ravindra Kakade