Patents Assigned to Biological Systems, Inc.
  • 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