Patents by Inventor Aubrey P. Stewart

Aubrey P. Stewart 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).

  • Golf ball putter
    Patent number: 4034989
    Abstract: The present invention provides a golf putter having a pair of horizontally spaced sights on the back face of the club head, with the sights diverging outwardly and rearwardly, the arrangement being such that the forward projection of the sights converges at a point spaced several feet in front of the putter.
    Type: Grant
    Filed: November 21, 1975
    Date of Patent: July 12, 1977
    Inventor: Aubrey P. Stewart