Patents by Inventor Ronald C. Halfacre

Ronald C. Halfacre 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: 6582318
    Abstract: A golf training device to help maintain the proper synchronous relationship between the movement of hands and hip rotation during a golf swing. In the event that the movement of the hands and hip rotation of the user are out of synchronization, the training device provides feedback to the user. The training aid device basically comprises a strap that secure a sheet to the rearward leg of the user. A trapezoid shaped panel is mounted to the sheet, which provides the user with a reference as to the proper positioning of a user's hands and the shaft of the golf club during address, and which provides a tactile feedback signal to the user, if the user's backswing is improper or if the user's hip rotation and movement of the user's hands are out of synchronization, by making contact with at least one of the user's hands.
    Type: Grant
    Filed: February 15, 2002
    Date of Patent: June 24, 2003
    Inventor: Ronald C Halfacre
  • Patent number: 6428421
    Abstract: A golf training device to help maintain the proper synchronous relationship between the movement of hands and hip rotation during a golf swing. In the event that the movement of the hands and hip rotation of the user are out of synch, the training device provides feedback to the user. Device basically comprises a belt and strap that secure a sheet to the right leg of the user. A pair of panels is mounted to the sheet. Pair of panels contacts a user's hands if the hip rotation and the movement of the user's hands are out of synch.
    Type: Grant
    Filed: August 2, 2000
    Date of Patent: August 6, 2002
    Inventor: Ronald C. Halfacre