Patents by Inventor Momo TADAI

Momo TADAI 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).

  • Magnetic powder, method for producing magnetic powder, powder magnetic core, and coil part
    Patent number: 11798738
    Abstract: A magnetic powder includes a core portion containing a soft magnetic material, a foundation layer that is provided at a surface of the core portion, that contains an oxide of the soft magnetic material, and that has an average thickness of 0.1 nm or more and less than 10 nm, and an insulating layer that is provided at a surface of the foundation layer, and that contains an organosiloxane compound as a main material, wherein the organosiloxane compound has a C/Si atomic ratio of 0.01 or more and 2.00 or less.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: October 24, 2023
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Momo Tadai, Takuya Miyakawa
  • MAGNETIC POWDER, METHOD FOR PRODUCING MAGNETIC POWDER, POWDER MAGNETIC CORE, AND COIL PART
    Publication number: 20210027940
    Abstract: A magnetic powder includes a core portion containing a soft magnetic material, a foundation layer that is provided at a surface of the core portion, that contains an oxide of the soft magnetic material, and that has an average thickness of 0.1 nm or more and less than 10 nm, and an insulating layer that is provided at a surface of the foundation layer, and that contains an organosiloxane compound as a main material, wherein the organosiloxane compound has a C/Si atomic ratio of 0.01 or more and 2.00 or less.
    Type: Application
    Filed: July 24, 2020
    Publication date: January 28, 2021
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Momo TADAI, Takuya MIYAKAWA