Patents by Inventor William T. Hynes

William T. Hynes 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).

  • Batting practice device
    Patent number: 4322075
    Abstract: A batting practice device has a rigidly secured vertical support having a normally disposed horizontal support. A ball is suspended from the horizontal support by a first tether and is secured to the vertical support by a second tether. The device includes a mechanism for adjusting the height of the ball above ground.
    Type: Grant
    Filed: September 19, 1980
    Date of Patent: March 30, 1982
    Inventor: William T. Hynes