Patents by Inventor Chandini Muniratnam Ammineni

Chandini Muniratnam Ammineni 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).

  • Regeneration strategy
    Patent number: 7513108
    Abstract: A method for altering an operating condition of a filter includes actively increasing the temperature of the filter to a desired temperature below a regeneration temperature and sensing a filter operating condition at about the desired temperature. The method also includes comparing the sensed filter operating condition to an expected filter operating condition range and actively increasing the temperature of the filter to the regeneration temperature in response to the comparison.
    Type: Grant
    Filed: September 30, 2005
    Date of Patent: April 7, 2009
    Assignee: Caterpillar Inc.
    Inventors: Gregory Wayne Tomlins, Steven James Funke, Chandini Muniratnam Ammineni, Michael Paul Withrow, Anil Raina