Patents by Inventor Paolo Filippelli

Paolo Filippelli 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).

  • Iron-graphite composite powders and sintered articles produced therefrom
    Patent number: 6358298
    Abstract: An iron-graphite composite powder having a microstructure comprising carbon clusters embedded in a ferrous matrix is disclosed. Also disclosed is a process for preparing the iron-graphite composite powder, a process for preparing sintered articles from this composite powder and the sintered articles prepared thereby.
    Type: Grant
    Filed: June 30, 2000
    Date of Patent: March 19, 2002
    Assignee: Quebec Metal Powders Limited
    Inventors: Martin Gagné, Paolo Filippelli, Alain Trudel