Patents by Inventor John Rossato

John Rossato 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).

  • Internally divided water pipe and diverter valve therefor
    Patent number: 6431213
    Abstract: Pipe for crop irrigation—has inlet and outlet along length with internal flexible longitudinal dividing wall movable between first flow position and second position where fluid is unable to pass through outlet.
    Type: Grant
    Filed: September 5, 2000
    Date of Patent: August 13, 2002
    Assignee: Havendraw Pty. Ltd.
    Inventor: John Rossato