Patents by Inventor Charles T. George

Charles T. George 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).

  • Thermoplastic welding apparatus and method
    Patent number: 8230892
    Abstract: A welding device includes a heated wedge having a top surface and a bottom surface, the top and bottom surfaces each including a generally planar portion and a curved potion. The curved portions of the top and bottom surfaces meet at a point. A first pressure plate includes a generally planar contact surface that contacts and covers substantially the entire planar portion of the top surface. A second pressure plate includes a generally planar contact surface that contacts and covers substantially the entire planar portion of the bottom surface.
    Type: Grant
    Filed: June 16, 2010
    Date of Patent: July 31, 2012
    Assignee: Hapco Inc.
    Inventors: Charles T. George, John W. Clark