Patents by Inventor Eugene E. Altizer

Eugene E. Altizer 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).

  • Roofing membrane
    Patent number: 4977673
    Abstract: An apparatus for cutting a roofing membrane is described. The apparatus includes a frame, means coupled to the frame for facilitating movement of the frame over a roofing membrane, a blade coupled to the frame for cutting the roofing membrane, and a guide member coupled to the frame for guiding the frame over the membrane. The guide member may include an edge guide and a bar coupling the edge guide to the frame. The edge guide is adapted to cooperate with an edge of the roofing membrane to move the frame along and parallel to the edge of the membrane. The guide member may be adjustable to permit the edge guide to be moved relative to the blade.
    Type: Grant
    Filed: March 3, 1989
    Date of Patent: December 18, 1990
    Assignee: Mweld, Inc.
    Inventor: Eugene E. Altizer