Patents by Inventor John DeGeorge

John DeGeorge 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).

  • Reductant injection control system
    Patent number: 9080487
    Abstract: An exhaust system including a plurality of exhaust treatment devices, plurality of injectors for dosing an exhaust treatment fluid into an exhaust stream, and a controller for controlling each of the plurality of injectors. The controller actively controls an amount of exhaust treatment fluid dosed into the exhaust stream by each of the plurality of injectors based on at least one of an exhaust flow rate and a temperature of the exhaust stream.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: July 14, 2015
    Assignee: Tenneco Automotive Operating Company, Inc.
    Inventors: Michael Golin, John DeGeorge, Guanyu Zheng, Adam J. Kotrba
  • REDUCTANT INJECTION CONTROL SYSTEM
    Publication number: 20140150411
    Abstract: An exhaust system including a plurality of exhaust treatment devices, plurality of injectors for dosing an exhaust treatment fluid into an exhaust stream, and a controller for controlling each of the plurality of injectors. The controller actively controls an amount of exhaust treatment fluid dosed into the exhaust stream by each of the plurality of injectors based on at least one of an exhaust flow rate and a temperature of the exhaust stream.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 5, 2014
    Inventors: Michael Golin, John DeGeorge, Guanyu Zheng, Adam J. Kotrba