Patents by Inventor Didier FORGEOUX

Didier FORGEOUX 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).

  • Forged part of steel and a method of manufacturing thereof
    Patent number: 12760382
    Abstract: A steel for forging mechanical parts including of the following elements 0.04%?C?0.28%; 1.2%?Mn?2.2%; 0.3%?Si?1.2%; 0.5%?Cr?1.5%; 0.01%?Ni?1%; 0%?S?0.06%; 0%?P?0.02%; 0%?N?0.015%; 0%?Al?0.1%; 0.03%?Mo?0.5%; 0%?Cu?0.5%; 0.04%?Nb?0.15%; 0.01%?Ti?0.1%; 0%?V?0.5%; 0.0015%?B?0.004%; the remainder composition being composed of iron and unavoidable impurities caused by processing, the microstructure of the steel having microstructure including in area fraction, 55% to 85% of Martensite, 20% to 45% of Auto-tempered Martensite, 0 to 10% Residual Austenite and, wherein cumulated amounts of Auto-tempered martensite and martensite is at least 90%.
    Type: Grant
    Filed: September 7, 2020
    Date of Patent: October 13, 2026
    Assignee: ArcelorMittal
    Inventors: Francois-Xavier Hoche, Didier Forgeoux, Victor Bordereau, Bernard Resiak
  • FORGED PART OF STEEL AND A METHOD OF MANUFACTURING THEREOF
    Publication number: 20230323493
    Abstract: A steel for forging mechanical parts including of the following elements 0.04%?C?0.28%; 1.2%?Mn?2.2%; 0.3%?Si?1.2%; 0.5%?Cr?1.5%; 0.01%?Ni?1%; 0%?S?0.06%; 0%?P?0.02%; 0%?N?0.015%; 0%?Al?0.1%; 0.03%?Mo?0.5%; 0%?Cu?0.5%; 0.04%?Nb?0.15%; 0.01%?Ti?0.1%; 0%?V?0.5%; 0.0015%?B?0.004%; the remainder composition being composed of iron and unavoidable impurities caused by processing, the microstructure of the steel having microstructure including in area fraction, 55% to 85% of Martensite, 20% to 45% of Auto-tempered Martensite, 0 to 10% Residual Austenite and, wherein cumulated amounts of Auto-tempered martensite and martensite is at least 90%.
    Type: Application
    Filed: September 7, 2020
    Publication date: October 12, 2023
    Inventors: Francois-Xavier HOCHE, Didier FORGEOUX, Victor BORDEREAU, Bernard RESIAK