Patents by Inventor Viutor Keller

Viutor Keller 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 ball utilizing silicone materials
    Patent number: 6159110
    Abstract: The present invention is directed to an improved golf ball comprising at least one interior layer and/or a core comprising a silicone material. The preferred silicone material has a tensile strength of from about 300 psi to about 600 psi. It is preferred to also utilize a multi-layer cover in conjunction with the silicone material(s). The resulting multi-layered golf ball of the present invention provides for enhanced distance without sacrificing playability or durability when compared to known multi-layer golf balls.
    Type: Grant
    Filed: March 26, 1998
    Date of Patent: December 12, 2000
    Assignee: Spalding Sports Worldwide, Inc.
    Inventors: Michael J. Sullivan, Viutor Keller, Mark Binette