Patents by Inventor Richard G. Perry

Richard G. Perry 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).

  • Hybrid composite racket frame
    Patent number: 6302812
    Abstract: A games racket frame comprising a main frame (1) in the form of a hollow tubular structure made of a fibre reinforced composite including a thermosetting material, and at least one additional component (2, 3 or 4) including a thermoplastic material and integrated with the main frame (1) in order to improve the vibration damping characteristics of the main frame. The additional component (2, 3, or 4) is preferably made of a composite comprising the thermoplastic material and a discontinuous fibre reinforcement, and can form the bridge of the racket frame.
    Type: Grant
    Filed: December 3, 1999
    Date of Patent: October 16, 2001
    Assignee: Dunlop Slazenger Group Limited
    Inventor: Richard G. Perry