Patents by Inventor John J. O'Keeffe

John J. O'Keeffe 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 teeing apparatus
    Patent number: 5569101
    Abstract: A golf teeing apparatus comprises two movable carriers (7) each of which supports a flexible rubber tee (17) and a rocker arm (12) which connects the carriers and allows alternate up and down movement thereof. The arrangement facilitates the action of teeing and is intended to have utility in golf driving ranges.
    Type: Grant
    Filed: January 4, 1996
    Date of Patent: October 29, 1996
    Inventor: John J. O'Keeffe