Patents by Inventor Steve Dickerson

Steve Dickerson 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).

  • Patent number: 11629624
    Abstract: A Diesel Emissions Fluid (DEF) Thawing arrangement is provided for use with a vehicle having an engine, an Engine Control Module (ECM), an exhaust system, and an SCR catalytic device. A DEF injection system is connected to the exhaust system and to the ECM. A DEF tank is connected to the DEF injection system. An exhaust pipe branch is connected to the exhaust system. A heat exchanging apparatus is connected to the exhaust pipe branch and is configured to exchange heat from exhaust gas within the exhaust pipe branch to the DEF in the DEF tank. The heat exchanging apparatus may be an exhaust gas to DEF heat exchanger located at least partially within the DEF tank, or may be an exhaust gas to coolant heat exchanger connected to an engine coolant circuit and a coolant to DEF heat exchanger located at least partially within the DEF tank.
    Type: Grant
    Filed: March 10, 2022
    Date of Patent: April 18, 2023
    Assignee: International Engine Intellectual Property Company, LLC
    Inventors: Andrei Makartchouk, Joseph Domenico, Tallis Ingram, Steve Dickerson, Louis Maza, Paul Laurence Berke, Vijayasarathy Subramanian