Patents by Inventor Amr Mohamed Radwan

Amr Mohamed Radwan 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).

  • Model based method for selective catalyst reducer urea dosing strategy
    Patent number: 8474248
    Abstract: A method to control NH3 slippage and NOx conversion in an electronic controlled internal combustion engine exhaust system equipped with a selective catalyst reducer, a diesel particulate filter, a diesel oxidation catalyst and a urea doser.
    Type: Grant
    Filed: May 6, 2009
    Date of Patent: July 2, 2013
    Assignee: Detroit Diesel Corporation
    Inventors: Min Sun, Sathish Sankara-Chinttoanony, Bryant Chan Pham, Amr Mohamed Radwan, Zhiping Han, Wolfgang Krueger
  • Thermal management for an internal combustion engine to optimize diesel particulate filter regeneration events
    Patent number: 7980066
    Abstract: A method to operate an electronically controlled internal combustion engine that recognizes when thermal management mode of operation is being applied to an engine but is not attaining desired exhaust temperature for aftertreatment. When the Engine Control System (ECS) recognizes that the engine in operating in thermal management mode in a futile effort, the ECS aborts thermal management mode and returns to normal operating mode.
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: July 19, 2011
    Assignee: Detroit Diesel Corporation
    Inventors: Matthew Thomas Baird, Amr Mohamed Radwan, Kevin Dean Sisken, Bryant Chan Pham