Patents by Inventor Raymond A. Williams, III

Raymond A. Williams, III 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 stroke training device
    Patent number: 7354361
    Abstract: A racquet stroke training device adapted to “fix” a user's forehand racquet stroke comprises, in one embodiment, a band adapted to be worn on a user's arm above the user's elbow, a glove adapted to be worn on a user's hand, and a tether having a first end attachable to the band and a second end attachable to the glove. The tether has (or is dimensioned to have) a given length such that, during a practice stroke, the user's elbow is bent at a substantially 90° angle and the user's wrist is fixed in an upwardly-extending, wrist-locked position.
    Type: Grant
    Filed: December 11, 2006
    Date of Patent: April 8, 2008
    Inventor: Raymond A. Williams, III
  • Tennis stroke training device
    Patent number: 7147581
    Abstract: A racquet stroke training device adapted to “fix” a user's forehand racquet stroke comprises, in one embodiment, a band adapted to be worn on a user's arm above the user's elbow, a glove adapted to be worn on a user's hand, and a tether having a first end attachable to the band and a second end attachable to the glove. The tether has (or is dimensioned to have) a given length such that, during a practice stroke, the user's elbow is bent at a substantially 90° angle and the user's wrist is fixed in an upwardly-extending, wrist-locked position.
    Type: Grant
    Filed: June 21, 2005
    Date of Patent: December 12, 2006
    Inventor: Raymond A. Williams, III