Patents by Inventor Robert Pishko

Robert Pishko 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).

  • Processing alpha-beta titanium alloys by beta as well as alpha plus beta forging
    Patent number: 5173134
    Abstract: High performance titanium alloys useful as impellers and disks for gas turbine engines are provided, together with processes for their preparation.
    Type: Grant
    Filed: December 3, 1990
    Date of Patent: December 22, 1992
    Assignee: Aluminum Company of America
    Inventors: Amiya K. Chakrabarti, George W. Kuhlman, Jr., Robert Pishko
  • Titanium alpha-beta alloy fabricated material and process for preparation
    Patent number: 4975125
    Abstract: High performance titanium alloys useful as impellers and disks for gas turbine engines are provided, together with processes for their preparation.
    Type: Grant
    Filed: December 14, 1988
    Date of Patent: December 4, 1990
    Assignee: Aluminum Company of America
    Inventors: Amiya K. Chakrabarti, George W. Kuhlman, Jr., Robert Pishko