Patents by Inventor Robert A. Payack

Robert A. Payack 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).

  • Compost mixer
    Patent number: D307434
    Type: Grant
    Filed: April 17, 1987
    Date of Patent: April 24, 1990
    Assignee: Garden Way Incorporated
    Inventors: Robert A. Payack, Alfred J. Bold