Patents by Inventor John Joseph Lesko

John Joseph Lesko 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 swing training device
    Patent number: 7510480
    Abstract: A golf swing trainer comprising a golf club shaft configured to be held by a user and allows the user to execute a golf swing; and an arm attached to the golf club shaft, the arm being configured to be attached to the user's forearm, wherein when the user swings the golf club shaft, the user's forearm and the golf club shaft substantially fall in a single plane.
    Type: Grant
    Filed: December 27, 2006
    Date of Patent: March 31, 2009
    Inventor: John Joseph Lesko