Patents by Inventor Kardy Nelson

Kardy Nelson 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).

  • Head of golf putter
    Patent number: D314412
    Type: Grant
    Filed: June 3, 1988
    Date of Patent: February 5, 1991
    Inventor: Kardy Nelson
  • Head of golf putter
    Patent number: D397388
    Type: Grant
    Filed: April 2, 1997
    Date of Patent: August 25, 1998
    Inventor: Kardy Nelson