Patents by Inventor Alexander McKinnon

Alexander McKinnon 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).

  • Patent number: 6110057
    Abstract: An improved golf putter which includes a shaft having an enlarged gripping portion and a putting head having an array of hollow rigid spikes projecting from the face of the putting head. The spikes are designed to impart an immediate rolling or top spin motion to the golf ball. The putting head is positioned on the shaft in a precise manner so that the putter is exceptionally balanced. The spikes can be attached to a separate plate which plate may be attached to existing putters.
    Type: Grant
    Filed: June 22, 1999
    Date of Patent: August 29, 2000
    Inventor: Alexander McKinnon