Patents by Inventor Kenneth J. Powell

Kenneth J. Powell 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: D357218
    Type: Grant
    Filed: July 15, 1994
    Date of Patent: April 11, 1995
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Kenneth J. Powell
  • Tire tread
    Patent number: D365062
    Type: Grant
    Filed: June 10, 1994
    Date of Patent: December 12, 1995
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Kenneth J. Powell