Patents by Inventor Gerhard Jesner

Gerhard Jesner 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).

  • Patent number: 8298313
    Abstract: A cold-forming steel article which comprises an alloy that comprises carbon, manganese, silicon, chromium, molybdenum, vanadium, tungsten and optionally, niobium in certain concentrations, as well as up to about 0.4 wt. % of accompanying elements, remainder iron and contaminants. The article is formed by atomization of a melt and hot isostatic pressing of the resultant powder. The article exhibits a hardness of at least about 60 HRC and a toughness in terms of impact strength of higher than about 50 J. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.
    Type: Grant
    Filed: March 5, 2010
    Date of Patent: October 30, 2012
    Assignee: Boehler Edelstahl GmbH & Co KG
    Inventors: Gerhard Jesner, Devrim Caliskanoglu
  • Publication number: 20100233500
    Abstract: A cold-forming steel article which comprises an alloy that comprises carbon, manganese, silicon, chromium, molybdenum, vanadium, tungsten and optionally, niobium in certain concentrations, as well as up to about 0.4 wt. % of accompanying elements, remainder iron and contaminants. The article is formed by atomization of a melt and hot isostatic pressing of the resultant powder. The article exhibits a hardness of at least about 60 HRC and a toughness in terms of impact strength of higher than about 50 J. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.
    Type: Application
    Filed: March 5, 2010
    Publication date: September 16, 2010
    Applicant: BOEHLER EDELSTAHL GMBH & CO KG
    Inventors: Gerhard JESNER, Devrim CALISKANOGLU