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).

  • Variable pitched tread for ATV tire
    Patent number: 6651712
    Abstract: An all-terrain vehicle tire (10) operated at 4 psi (0.3 bar) or less inflation pressure has a plurality of lugs (44) arranged in a pitched pattern for noise reduction. The ratio of small (S), medium (M) and large (L) pitches are preferably arranged with a maximum pitch variation between circumferentially adjacent pitches of 1.1 to 1.
    Type: Grant
    Filed: November 2, 2001
    Date of Patent: November 25, 2003
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Karl Eric Sundkvist, Timothy Michael Rooney, Terry John Waibel, Hiroyuki Aoki, Jin Osada
  • Tire tread
    Patent number: D504388
    Type: Grant
    Filed: July 20, 2004
    Date of Patent: April 26, 2005
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Dale Edward Umstot, Joseph Henry Laco, Tuck Foo Thum, William Thomas Adams, Jr., Karl Eric Sundkvist, James Ray Millard, Ryan Hampton Copeland
  • Tire tread
    Patent number: D505111
    Type: Grant
    Filed: July 21, 2004
    Date of Patent: May 17, 2005
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: William Butterworth Allison, Karl Eric Sundkvist, Joseph Henry Laco
  • Tire tread
    Patent number: D524233
    Type: Grant
    Filed: October 19, 2005
    Date of Patent: July 4, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Eric John Marazzi, David Charles Poling, Cristina Marie Gschnell, Karl Eric Sundkvist
  • Tire tread
    Patent number: D524235
    Type: Grant
    Filed: June 8, 2005
    Date of Patent: July 4, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Eric John Marazzi, David Charles Poling, Cristina Marie Gschnell, Karl Eric Sundkvist, Paul Bryan Maxwell
  • Tire tread
    Patent number: D531113
    Type: Grant
    Filed: August 3, 2005
    Date of Patent: October 31, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Max Harold Dixon, William Thomas Adams, Karl Eric Sundkvist, Joseph Henry Laco
  • Tire tread
    Patent number: D531572
    Type: Grant
    Filed: January 20, 2005
    Date of Patent: November 7, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Charles Kenneth Schmalix, David Allen Griffin, Keith Eric Grabo, Karl Eric Sundkvist, Eddy Dong-Rong Pan
  • Tire tread
    Patent number: D535247
    Type: Grant
    Filed: January 27, 2006
    Date of Patent: January 16, 2007
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Jonathan James Shondel, Charles Kenneth Schmalix, Paul Bryan Maxwell, Jay Joseph Robinson, Eric John Marazzi, Theresa Marie Nopper, Karl Eric Sundkvist, Kevin Lee Burnworth, Charles Joseph Ashton, Jeremy Edward Whisner, Eric Matthew Luecke, Yanghu Mou
  • Tire tread
    Patent number: D535248
    Type: Grant
    Filed: January 27, 2006
    Date of Patent: January 16, 2007
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Charles Joseph Ashton, Charles Kenneth Schmalix, Eric John Marazzi, Theresa Marie Nopper, Karl Eric Sundkvist, Kevin Lee Burnworth, Jay Joseph Robinson, Eric Matthew Luecke, Paul Bryan Maxwell, Jonathan James Shondel, Yanghu Mou, Jeremy Edward Whisner
  • Tire tread
    Patent number: D535611
    Type: Grant
    Filed: November 28, 2005
    Date of Patent: January 23, 2007
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Karl Eric Sundkvist, Michael Joseph Weber, Eddy Dong-Rong Pan, Kevin Lee Burnworth, Robert Allen Losey
  • Tire tread
    Patent number: D538221
    Type: Grant
    Filed: January 25, 2006
    Date of Patent: March 13, 2007
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Robert Allen Losey, Paul Bryan Maxwell, Andrew Edward Morrison, Karl Eric Sundkvist, Samuel Patrick Landers, Charles Kenneth Schmalix
  • Tire tread
    Patent number: D549155
    Type: Grant
    Filed: October 28, 2005
    Date of Patent: August 21, 2007
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Dale Edward Umstot, Max Harold Dixon, Michael David Wood, Karl Eric Sundkvist
  • Tire tread
    Patent number: D549161
    Type: Grant
    Filed: March 9, 2006
    Date of Patent: August 21, 2007
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Andrew Edward Morrison, John Joseph Kantura, III, Paul Bryan Maxwell, Samuel Patrick Landers, Karl Eric Sundkvist, Robert Allen Losey
  • Tire tread
    Patent number: D549164
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: August 21, 2007
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Joseph Kantura, III, Paul Bryan Maxwell, Karl Eric Sundkvist, Samuel Patrick Landers, Andrew Edward Morrison, Leyla Kristen Renner, Charles Joseph Ashton, Theresa Marie Nopper, Jonathan James Shondel, Michael Stefan Skurich
  • Tire tread
    Patent number: D556673
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: December 4, 2007
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Lisa Marie Missik-Gaffney, Brian David Digman, John Fleming Brainerd, II, Timothy Michael Rooney, Karl Eric Sundkvist, Jonathan James Shondel, James Kenneth Niedermier
  • Tire tread
    Patent number: D556674
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: December 4, 2007
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Lisa Marie Missik-Gaffney, Brian David Digman, John Fleming Brainerd, II, Timothy Michael Rooney, Karl Eric Sundkvist, Jonathan James Shondel, James Kenneth Niedermier
  • Tire tread
    Patent number: D556675
    Type: Grant
    Filed: November 14, 2006
    Date of Patent: December 4, 2007
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Leyla Kristen Renner, John Joseph Kantura, III, Karl Eric Sundkvist, Daniel Christian Shavers, Theresa Marie Nopper, Jonathan James Shondel, Delwyn Lovell Harvey, James Benedict Kubeck I, Kevin Lee Burnworth
  • Tire tread
    Patent number: D481989
    Type: Grant
    Filed: September 27, 2002
    Date of Patent: November 11, 2003
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Aleksandr Boris Portnoy, Karl Eric Sundkvist, John Siegfried Muhl
  • Tire tread
    Patent number: D563862
    Type: Grant
    Filed: March 9, 2006
    Date of Patent: March 11, 2008
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Andrew Edward Morrison, Paul Bryan Maxwell, John Joseph Kantura, III, Samuel Patrick Landers, Karl Eric Sundkvist, Robert Allen Losey
  • Tire tread
    Patent number: D488770
    Type: Grant
    Filed: March 14, 2003
    Date of Patent: April 20, 2004
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Karl Eric Sundkvist, Kevin Christopher Legge, Eric John Marazzi