Patents by Inventor Brian Hann

Brian Hann 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).

  • Clad powder metallurgy article and method for producing the same
    Publication number: 20030206818
    Abstract: A clad article of a substrate of one powdered metal that is clad with a second dissimilar powdered metal. A separation layer may be provided between the substrate and the clad layer to separate these layers during consolidation and to facilitate bonding thereof. The consolidation operation may be performed by hot isostatic pressing of the powders within a deformable container.
    Type: Application
    Filed: June 10, 2003
    Publication date: November 6, 2003
    Applicant: Crucible Materials Corp.
    Inventors: Frank J. Rizzo, Brian A. Hann, Joseph F. Perez
  • Clad power metallurgy article and method for producing the same
    Patent number: 6623690
    Abstract: A clad article of a substrate of one powdered metal that is clad with a second dissimilar powdered metal. A separation layer may be provided between the substrate and the clad layer to separate these layers during consolidation and to facilitate bonding thereof. The consolidation operation may be performed by hot isostatic pressing of the powders within a deformable container.
    Type: Grant
    Filed: July 19, 2001
    Date of Patent: September 23, 2003
    Assignee: Crucible Materials Corporation
    Inventors: Frank J. Rizzo, Brian A. Hann, Joseph F. Perez