Patents by Inventor Karl Eric Sundkvist

Karl Eric Sundkvist 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: D455997
    Type: Grant
    Filed: September 29, 2000
    Date of Patent: April 23, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Anthony John Fierro, Anthony John Scarpitti, David Charles Wagner, Karl Eric Sundkvist, Jeffrey Leon Sevart
  • Tire tread
    Patent number: D383422
    Type: Grant
    Filed: January 17, 1996
    Date of Patent: September 9, 1997
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Andrew Arpad Kunos, Jerold Robert Buenger, Karl Eric Sundkvist, Donald Earl Douds
  • Tire tread
    Patent number: D392226
    Type: Grant
    Filed: March 25, 1997
    Date of Patent: March 17, 1998
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Alan Howald, Jerold Robert Buenger, Karl Eric Sundkvist
  • Tire tread
    Patent number: D401895
    Type: Grant
    Filed: December 20, 1996
    Date of Patent: December 1, 1998
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Joseph Louis Aull, Jeffrey Joe McElfresh, Karl Eric Sundkvist, Piotr Janusz Wesolowski, Wolfgang Gnoerich
  • Tire tread
    Patent number: D403282
    Type: Grant
    Filed: August 28, 1997
    Date of Patent: December 29, 1998
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Joseph Louis Aull, Jeffrey Joe McElfresh, Karl Eric Sundkvist, Piotr Janusz Wesolowski, Wolfgang Gnoerich