Patents by Inventor Henry Schwarzer

Henry Schwarzer 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).

  • Skateboard braking method and apparatus
    Patent number: 4037852
    Abstract: This invention is a method, and apparatus for performing the method, for safety braking of skateboards wherein the method is practiced by the activation of a friction device to one pair of wheels of a skateboard in such manner that one using such a skateboard may bring the board to a controlled stop.
    Type: Grant
    Filed: March 17, 1976
    Date of Patent: July 26, 1977
    Inventors: Arthur J. Bayer, Henry Schwarzer