Patents by Inventor Stéphanie MICHAUT

Stéphanie MICHAUT 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).

  • Assembly of at least 2 metallic substrates
    Patent number: 12208461
    Abstract: An assembly of at least two metallic substrates spot welded together through at least one spot welded joint is provided, a method for the manufacture of the assembly is also provided, such method including two steps and the use of this assembly for the manufacture of automotive vehicle.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: January 28, 2025
    Assignee: ArcelorMittal
    Inventors: Tiago Machado Amorim, Stéphanie Michaut, Jean-Marie Helmer, Pascal Bertho
  • High strength press hardened steel part and method of manufacturing the same
    Publication number: 20240401162
    Abstract: A press hardened steel part having a composition including, by weight percent: C 0.2-0.34%, Mn 0.50-1.24%, Si 0.5-2%, P?0.020%, S?0.010%, N?0.010%, and including optionally one or more of the following elements: Al: ?0.2%, Cr?0.8%, Nb?0.06%, Ti?0.06%, B?0.005%, Mo?0.35% the remainder of the composition being iron and unavoidable impurities resulting from the smelting. The press hardened steel part has a microstructure including, in surface fraction, 95% or more of tempered martensite and 5% or less of bainite, austenite or ferrite.
    Type: Application
    Filed: August 26, 2022
    Publication date: December 5, 2024
    Inventors: Sebastian COBO, Alice DUMONT, Pascal DIETSCH, Stéphanie MICHAUT
  • Assembly of at least 2 metallic substrates
    Patent number: 11919102
    Abstract: A method for the manufacture of an assembly of at least two metallic substrates spot welded together through at least one spot welded joint, such method including two steps, the assembly obtainable according to this method and the use of this assembly for the manufacture of automotive vehicle.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: March 5, 2024
    Assignee: ArcelorMittal
    Inventors: Tiago Machado Amorim, Stéphanie Michaut, Maxime Brossard, Pascal Bertho, Jean-Marie Helmer
  • Welding method for the manufacture of an assembly of at least 2 metallic substrates
    Patent number: 11772184
    Abstract: A method is provided for the manufacture of an assembly of at least two metallic substrates spot welded together through at least one spot welded joint, such method including two steps, the assembly obtainable according to this method and the use of this assembly for the manufacture of automotive vehicle.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: October 3, 2023
    Assignee: ArcelorMittal
    Inventors: Tiago Machado Amorim, Maxime Brossard, Stéphanie Michaut, Jean-Marie Helmer
  • A WELDING METHOD FOR THE MANUFACTURE OF AN ASSEMBLY OF AT LEAST 2 METALLIC SUBSTRATES
    Publication number: 20210323083
    Abstract: A method is provided for the manufacture of an assembly of at least two metallic substrates spot welded together through at least one spot welded joint, such method including two steps, the assembly obtainable according to this method and the use of this assembly for the manufacture of automotive vehicle.
    Type: Application
    Filed: September 9, 2019
    Publication date: October 21, 2021
    Inventors: Tiago MACHADO AMORIM, Maxime BROSSARD, Stéphanie MICHAUT, Jean-Marie HELMER
  • AN ASSEMBLY OF AT LEAST 2 METALLIC SUBSTRATES
    Publication number: 20210308784
    Abstract: An assembly of at least two metallic substrates spot welded together through at least one spot welded joint is provided, a method for the manufacture of the assembly is also provided, such method including two steps and the use of this assembly for the manufacture of automotive vehicle.
    Type: Application
    Filed: September 9, 2019
    Publication date: October 7, 2021
    Inventors: Tiago MACHADO AMORIM, Stéphanie MICHAUT, Jean-Marie HELMER, Pascal BERTHO
  • AN ASSEMBLY OF AT LEAST 2 METALLIC SUBSTRATES
    Publication number: 20210252627
    Abstract: A method for the manufacture of an assembly of at least two metallic substrates spot welded together through at least one spot welded joint, such method including two steps, the assembly obtainable according to this method and the use of this assembly for the manufacture of automotive vehicle.
    Type: Application
    Filed: September 9, 2019
    Publication date: August 19, 2021
    Inventors: Tiago MACHADO AMORIM, Stéphanie MICHAUT, Maxime BROSSARD, Pascal BERTHO, Jean-Marie HELMER