Patents by Inventor Jeffrey G. Cotter

Jeffrey G. Cotter 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 and apparatus for fabricating helically shaped ribbons of material
    Patent number: 7111483
    Abstract: Apparatus and methods are utilized to form turbulators. The apparatus includes a first mechanism for accepting a ribbon of material along an axis, a second mechanism for rotating an end of the ribbon of material, and a third mechanism for moving the second mechanism substantially parallel to the axis. The third mechanism is configured to operate independently from the operation of the second mechanism.
    Type: Grant
    Filed: September 19, 2003
    Date of Patent: September 26, 2006
    Assignee: Alco Industries
    Inventors: David King, John Deibert, Gerald Ziolkowski, Jeffrey G. Cotter