Patents by Inventor Roger W. Marble

Roger W. Marble 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).

  • Tire tread
    Patent number: D364594
    Type: Grant
    Filed: July 21, 1994
    Date of Patent: November 28, 1995
    Assignee: Bridgestone/Firestone, Inc.
    Inventors: Dennis W. Krupa, James G. Guspodin, Roger W. Marble
  • Tire tread
    Patent number: D402246
    Type: Grant
    Filed: May 11, 1995
    Date of Patent: December 8, 1998
    Assignee: Bridgestone/Firestone, Inc.
    Inventors: James G. Guspodin, Roger W. Marble, Hisao Ushikubo