Patents by Inventor Douglas O. Brogdon

Douglas O. Brogdon 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: 6997766
    Abstract: A marine engine flushing system for super flushing the cooling system of a marine engine comprising an off-axis inlet port for receiving the flow of fresh water, a rotary distribution cylinder, and a plurality of axial outlet ports for proportionately discharging the flow of fresh water. The rotary distribution cylinder provides enhanced hydrodynamic forces that help break up salt and mineral deposits in a fashion superior to all existing methods.
    Type: Grant
    Filed: May 10, 2005
    Date of Patent: February 14, 2006
    Inventors: Douglas O. Brogdon, Thomas W. Watts