Patents by Inventor Richard K. Maier

Richard K. Maier 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).

  • Platform tennis paddle
    Patent number: 4379554
    Abstract: An improved platform tennis paddle is provided that is constructed with two outer laminated ply structures and inner laminated ply structure therebetween. The inner laminated ply structure has a central aperture therethrough which in the preferred embodiment is filled with a resilient plug. The edge of the paddle is protected by a T-shaped molding fitted in to the perimeter of the paddle, and to safeguard against de-lamination the handle is of pegged construction.
    Type: Grant
    Filed: August 24, 1981
    Date of Patent: April 12, 1983
    Assignee: Skymar Corporation
    Inventors: Andreas D. Schuyler, Richard K. Maier