Patents by Inventor Robert E. Forbes

Robert E. Forbes 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).

  • Metal sheet and method for producing the same
    Patent number: 5238510
    Abstract: Disclosed is a method for producing a metal sheet having a full-hard central portion extending between at least two softer side edge portions of the sheet. The method comprises the step of heating the side edge portions of the sheet portions of the sheet to a higher temperature than the central portion.
    Type: Grant
    Filed: December 4, 1991
    Date of Patent: August 24, 1993
    Assignee: Bethlehem Steel Corporation
    Inventors: Ronald J. Dutton, Robert E. Forbes, Herbert E. Townsend, Jr.