Patents by Inventor Ronald Topp

Ronald Topp 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).

  • Ball tossing device
    Patent number: D281891
    Type: Grant
    Filed: August 17, 1983
    Date of Patent: December 24, 1985
    Inventor: Ronald Topp