Patents by Inventor Ralph C. Boyer

Ralph C. Boyer 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 practice device
    Patent number: 4927154
    Abstract: A device for the practice of golf strokes by an individual alone or with a partner comprises a golf ball attached by a non-elastic tether cord to a cord reel, and an elastic segment attaching the tether cord to a device anchor post for facilitating ball return. The tether cord may be set to a preselected length as desired by the golfer and wound within the reel for storage after use.
    Type: Grant
    Filed: July 17, 1989
    Date of Patent: May 22, 1990
    Inventors: Ralph C. Boyer, Edward C. Macauley