Patents by Inventor John A. Pinson

John A. Pinson 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).

  • Emissions conformance for an exhaust after-treatment system having a dosing agent supply
    Patent number: 7946109
    Abstract: An exhaust after-treatment system for a vehicle including a dosing agent that is selectively injected into an exhaust from a dosing agent supply includes a first module that determines a level of a dosing agent source. A second module selectively impedes vehicle operation by adjusting an engine operating mode if the level of said dosing agent source is below a threshold level.
    Type: Grant
    Filed: December 14, 2006
    Date of Patent: May 24, 2011
    Inventors: Michael A. Potter, Fabien G. Redon, Sherif H. El Tahry, Christopher C Wright, John A. Pinson
  • Emissions conformance for an exhaust after-treatment system having a dosing agent supply
    Publication number: 20080141659
    Abstract: An exhaust after-treatment system for a vehicle including a dosing agent that is selectively injected into an exhaust from a dosing agent supply includes a first module that determines a level of a dosing agent source. A second module selectively impedes vehicle operation by adjusting an engine operating mode if the level of said dosing agent source is below a threshold level.
    Type: Application
    Filed: December 14, 2006
    Publication date: June 19, 2008
    Inventors: Michael A. Potter, Fabien G. Redon, Sherif H. El Tahry, Christopher C. Wright, John A. Pinson