Patents by Inventor John W. Nyberg

John W. Nyberg 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).

  • Valve handle wrench
    Patent number: D431982
    Type: Grant
    Filed: January 18, 2000
    Date of Patent: October 17, 2000
    Inventor: John W. Nyberg