Patents by Inventor Todd D. Weiner

Todd D. Weiner 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).

  • Tennis practice apparatus
    Patent number: 4417730
    Abstract: Tennis practice apparatus movably positions a ball to be struck with a tennis racket while the ball is moving to improve a player's physical coordination and timing. The apparatus is portable to be used either indoors or outdoors and includes a pivoted arm carrying the ball controlled by resilient members to cause the arm and the ball to oscillate about a stationary position to permit the player to strike the ball as the ball is moving toward the player providing a natural feel.
    Type: Grant
    Filed: May 3, 1982
    Date of Patent: November 29, 1983
    Inventor: Todd D. Weiner