Patents Assigned to M & R Tire Products Inc.
  • Tire balancing
    Patent number: 6129797
    Abstract: A method and composition of matter for balancing tire and rim assemblies of vehicles is disclosed wherein the composition of matter has rounded balancing elements of different size to line the interior of a tire casing and to move over the lining to offset points of imbalance.
    Type: Grant
    Filed: December 14, 1998
    Date of Patent: October 10, 2000
    Assignee: M&R Tire Products Inc.
    Inventors: Michael Heffernan, Russell J. Freeman
  • Tire balancing
    Patent number: 5766501
    Abstract: A method and composition of matter for balancing tire and rim assemblies of vehicles is disclosed wherein the composition of matter has rounded balancing elements of different sizes to line the interior of a tire casing and to move over the lining to offset points of imbalance.
    Type: Grant
    Filed: May 31, 1994
    Date of Patent: June 16, 1998
    Assignee: M & R Tire Products Inc.
    Inventors: Michael Heffernan, Russel J. Freeman