Patents by Inventor Dieter Rolf Juergen Krenz

Dieter Rolf Juergen Krenz 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: D512682
    Type: Grant
    Filed: December 22, 2004
    Date of Patent: December 13, 2005
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Dieter Rolf Jürgen Krenz, Helmut Otto Meister, Oliver Knispel
  • Tire tread
    Patent number: D559167
    Type: Grant
    Filed: December 7, 2006
    Date of Patent: January 8, 2008
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Dieter Rolf Juergen Krenz, Oliver Knispel