Patents by Inventor Stephen W. Woodfin

Stephen W. Woodfin 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).

  • Retraction spring for drum brake shoes
    Patent number: 6098766
    Abstract: A wire return spring for providing bias for brake shoes in a drum brake system urging the brake shoes to deactuated positions, with the wire spring having a circular like contour as assembled with the brake shoes.
    Type: Grant
    Filed: February 2, 1998
    Date of Patent: August 8, 2000
    Assignee: Peterson American Corporation
    Inventors: Stephen W. Woodfin, Michael Limb, Kenneth Kuhn