Patents by Inventor Gregory K. Hopkins

Gregory K. Hopkins 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).

  • Wedge-type golf club head
    Patent number: D507320
    Type: Grant
    Filed: October 10, 2003
    Date of Patent: July 12, 2005
    Assignee: Roger Cleveland Golf Co., Inc.
    Inventors: Douglas E. Roberts, Christopher J. Beck, Gregory K. Hopkins, Brent L. Newsome, Nathaniel J. Radcliffe, Daniel J. Stone
  • Iron-type golf club head
    Patent number: D516650
    Type: Grant
    Filed: April 12, 2005
    Date of Patent: March 7, 2006
    Assignee: Roger Cleveland Golf Co., Inc.
    Inventors: Kevin A. Wolfe, Trent E. Garner, Todd D. Harman, Gregory K. Hopkins, Chad R. Kicker, Lionel Poincenot, Douglas E. Roberts, Daniel J. Stone