Patents by Inventor Steven Craig Rohweder

Steven Craig Rohweder 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 element mold chamfer to modify RCF and/or RSAT using the existing mold
    Patent number: 5820796
    Abstract: A method and apparatus for modifying residual cornering force (RCF) or residual self-aligning torque (RSAT) of a tire 12. The tire mold 30 is modified by removing or adding removable chamfer mold pieces or material 50,150 to the interior surface of the tire mold 30. The removable chamfer mold pieces chamfer portions of the tire tread 10 at key locations, addition or deletion of such chamfer portions 50,150 at selected locations can modify the tire's RCF and/or RSAT parameters.
    Type: Grant
    Filed: October 24, 1997
    Date of Patent: October 13, 1998
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Alan Howald, Steven Craig Rohweder
  • Tire tread element mold chamfer to modify RCF and/or RSAT using the existing mold
    Patent number: 5798124
    Abstract: A method and apparatus for modifying residual cornering force (RCF) or residual self-aligning torque (RSAT) of a tire 12. The tire mold 30 is modified by removing or adding removable chamfer mold pieces or material 50,150 to the interior surface of the tire mold 30. The removable chamfer mold pieces chamfer portions of the tire tread 10 at key locations, addition or deletion of such chamfer portions 50,150 at selected locations can modify the tire's RCF and/or RSAT parameters.
    Type: Grant
    Filed: January 17, 1996
    Date of Patent: August 25, 1998
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Alan Howald, Steven Craig Rohweder