Patents by Inventor Oswald Green

Oswald Green 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).

  • Flour mill
    Patent number: D331176
    Type: Grant
    Filed: May 9, 1990
    Date of Patent: November 24, 1992
    Inventor: Oswald Green