Patents by Inventor Takechika NAKAMURA

Takechika NAKAMURA 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-BASED SOFT MAGNETIC POWDER FOR DUST CORES, DUST CORE, AND METHODS OF PRODUCING SAME
    Publication number: 20230108224
    Abstract: Provided is an iron-based soft magnetic powder for dust cores that enables production of a dust core having high density and low iron loss. An iron-based soft magnetic powder for dust cores comprises: an iron-based soft magnetic powder; a condensed aluminum phosphate layer on particle surfaces of the iron-based soft magnetic powder; and a silicone resin layer on a surface of the condensed aluminum phosphate layer, wherein the condensed aluminum phosphate layer is a continuous coating, and a total mass of the condensed aluminum phosphate layer and the silicone resin layer is 0.60 mass % or less with respect to 100 mass % of a total mass of the iron-based soft magnetic powder, the condensed aluminum phosphate layer, and the silicone resin layer.
    Type: Application
    Filed: December 18, 2020
    Publication date: April 6, 2023
    Applicant: JFE STEEL CORPORATION
    Inventors: Takuya TAKASHITA, Takechika NAKAMURA