Patents by Inventor Jay B. Knudsen

Jay B. Knudsen 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).

  • Aviation navigational aid pen
    Patent number: D462988
    Type: Grant
    Filed: November 16, 2001
    Date of Patent: September 17, 2002
    Inventor: Jay B. Knudsen