Patents by Inventor Richard Frezza

Richard Frezza 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).

  • Patent number: D292843
    Type: Grant
    Filed: January 28, 1985
    Date of Patent: November 24, 1987
    Inventor: Richard Frezza