Patents by Inventor Glenn Hamman

Glenn Hamman 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).

  • Razor sharpener
    Patent number: D789762
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: June 20, 2017
    Inventor: Glenn Hamman