Patents by Inventor Michael Warkins

Michael Warkins 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).

  • Flat tube heat exchanger
    Publication number: 20080302518
    Abstract: A flat tube heat exchanger is provided including a first flat side and a second flat side opposite the first flat side joined together by two opposing sides. At least one internal partition defines a flow duct within the interior of the heat exchanger. A bend is provided in the plane substantially defined by the first flat side.
    Type: Application
    Filed: June 7, 2007
    Publication date: December 11, 2008
    Inventors: Joseph Durdel, Kevin Gurley, James Siemer, Michael Warkins