Patents by Inventor Ronald D. Hawn

Ronald D. Hawn 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).

  • Patent number: 5573239
    Abstract: An apparatus that determines the accuracy and speed of a thrown ball, catches the ball and throws the ball back to a source is provided that a housing with a front opening covered by tension adjustable vertical flexible strips with a ramp inclined downwardly to the front with a door closeable opening with a ball throwing device behind the ramp opening. Behind the strips is a hanging target pad with jiggle sensors on the pad and on the ramp sensing a ball hit, the sensors electrically connected to controller to record and display the count and the ball speed. A lever adjusts the distance between to spinning wheels of the ball return to adjust for ball size and pitching distance.
    Type: Grant
    Filed: April 7, 1995
    Date of Patent: November 12, 1996
    Inventors: Kenneth H. Ryker, Ronald D. Hawn