Patents by Inventor Johanna Olofsson

Johanna Olofsson 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).

  • A STEEL ALLOY AND A COMPONENT COMPRISING SUCH A STEEL ALLOY
    Publication number: 20160298225
    Abstract: A carburisable steel alloy suitable for bearing components comprising, in percent by weight: C 0.05-0.5 wt. % Cr 2.5-5.0 wt. %, Mo 4-6 wt. %, W 2-4.5 wt. %, V 1 -3 wt. %, Ni 2-4 wt. %, Co 2-8 wt. %, optionally one or more of the following elements: Nb 0-2 wt. % N 0-0.5 wt. % Si 0-0.7 wt. %, Mn 0-0.7 wt. %, Al 0-0.1 5 wt. %, wherein the combined amount of Nb+V is within the range 1 -3.5 wt. %, the combined amount of C+N is within the range 0.05-0.5 wt. %, the balance being Fe and unavoidable impurities.
    Type: Application
    Filed: November 28, 2014
    Publication date: October 13, 2016
    Inventors: Johanna Olofsson, Fredrik Sandberg, M. Atman Benbahmed, Jacques Bellus
  • Implants with wear resistant coatings and methods
    Patent number: 9393348
    Abstract: An implant comprises a substrate and a coating on a surface of the substrate, and the coating comprises silicon nitride and has a thickness of from about 1 to about 15 micrometer. A method of providing the implant comprises coating a surface of the implant substrate with the coating comprising silicon nitride and having a thickness of from about 1 to about 15 micrometer by physical vapor deposition.
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: July 19, 2016
    Assignee: IHI Ionbond AG
    Inventors: Maria Pettersson, Håkan Engqvist, Johanna Olofsson, Lars Hultman
  • IMPLANTS WITH WEAR RESISTANT COATINGS AND METHODS
    Publication number: 20140277571
    Abstract: An implant comprises a substrate and a coating on a surface of the substrate, and the coating comprises silicon nitride and has a thickness of from about 1 to about 15 micrometer. A method of providing the implant comprises coating a surface of the implant substrate with the coating comprising silicon nitride and having a thickness of from about 1 to about 15 micrometer by physical vapour deposition.
    Type: Application
    Filed: August 30, 2012
    Publication date: September 18, 2014
    Applicant: IHI IONBOND AG
    Inventors: Maria Pettersson, Håkan Engqvist, Johanna Olofsson, Lars Hultman