Patents by Inventor RALPH GIUGNO

RALPH GIUGNO 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).

  • DIE CAST NICKEL BASE SUPERALLOY ARTICLES
    Publication number: 20020005233
    Abstract: A die cast article such is composed of nickel base superaloy IN 718 is disclosed. The microstructure is characterized by an absence of flowlines and includes a fine average grain size, e.g., ASTM 3 or smaller. Exemplary articles include gas turbine engine components, such as blades, vanes, cases and seals.
    Type: Application
    Filed: December 7, 1999
    Publication date: January 17, 2002
    Inventors: JOHN J. SCHIRRA, RALPH GIUGNO, WALTER FREDERICK GUSTAFSON, JOHN JOSEPH MARCIN JR., JEFFERY WILLIAM SAMUELSON, DELWYN EARLE NORTON