Patents by Inventor Brian Doege

Brian Doege 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).

  • Method for bacterially treating tank toilet systems and apparatus for using same
    Patent number: 6743361
    Abstract: The present invention relates in general to a method for bacterially treating small-tank toilet systems and an apparatus for using same, and in particular, bacterially treating small-tank portable toilets, such as toilet systems in airplanes, busses, campers, trains, boats, and free-standing portable toilets.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: June 1, 2004
    Assignee: Biological Systems, Inc.
    Inventors: Brian Doege, Saul Krell, Mark Brodowicz, Michael Cooney