Patents by Inventor Jose A. Cardosomendes

Jose A. Cardosomendes 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).

  • Method of manufacturing a piston
    Patent number: 5150517
    Abstract: A method to manufacture an articulated piston head wherein the two portions composing the head, i.e. the top portion and the pin boss portion, are formed separately from blanks of forged or cast chromium-molybdenum steel or a low alloy steel, subjected to preliminary machining operations, joined together by friction welding and then machined to final dimensions.
    Type: Grant
    Filed: April 16, 1991
    Date of Patent: September 29, 1992
    Assignee: Metal Leve S/A Industria E Comercio
    Inventors: Jose M. Martins Leites, Jose A. Cardosomendes, Andre Lippai, Paulo T. Dellanoce