TREA

Wakako OKAWA

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rare earth magnet
    • Patent number 10,991,493
    • Issue date Apr 27, 2021
    • TDK Corporation
    • Wakako Okawa
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Rare earth magnet
    • Patent number 10,984,929
    • Issue date Apr 20, 2021
    • TDK Corporation
    • Wakako Okawa
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Rare earth magnet
    • Patent number 10,726,980
    • Issue date Jul 28, 2020
    • TDK Corporation
    • Wakako Okawa
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Rare earth based magnet
    • Patent number 10,256,016
    • Issue date Apr 9, 2019
    • TDK Corporation
    • Yoshinori Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Rare earth based magnet
    • Patent number 10,090,087
    • Issue date Oct 2, 2018
    • TDK Corporation
    • Yoshinori Fujikawa
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Rare earth based magnet
    • Patent number 10,083,783
    • Issue date Sep 25, 2018
    • TDK Corporation
    • Yoshinori Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Thin-film magnetic head having a magnetic pole formed of a plating...
    • Patent number 8,248,728
    • Issue date Aug 21, 2012
    • TDK Corporation
    • Atsushi Yamaguchi
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Method and apparatus for crystal analysis
    • Patent number 7,091,484
    • Issue date Aug 15, 2006
    • TDK Corporation
    • Katsuaki Yanagiuchi
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    R-T-B BASED PERMANENT MAGNET
    • Publication number 20240331899
    • Publication date Oct 3, 2024
    • TDK Corporation
    • Ikuya KOKAWA
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    MAGNETOSTRICTIVE FILM AND ELECTRONIC DEVICE
    • Publication number 20240145146
    • Publication date May 2, 2024
    • TDK Corporation
    • Mutsuko NAKANO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    RARE EARTH MAGNET
    • Publication number 20180114616
    • Publication date Apr 26, 2018
    • TDK Corporation
    • Wakako OKAWA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    RARE EARTH MAGNET
    • Publication number 20180108463
    • Publication date Apr 19, 2018
    • TDK Corporation
    • Wakako OKAWA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    RARE EARTH MAGNET
    • Publication number 20180082772
    • Publication date Mar 22, 2018
    • TDK Corporation
    • Wakako OKAWA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    RARE EARTH BASED MAGNET
    • Publication number 20150179319
    • Publication date Jun 25, 2015
    • TDK Corporation
    • Yoshinori FUJIKAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    RARE EARTH BASED MAGNET
    • Publication number 20150179317
    • Publication date Jun 25, 2015
    • TDK Corporation
    • Yoshinori FUJIKAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    RARE EARTH BASED MAGNET
    • Publication number 20150179318
    • Publication date Jun 25, 2015
    • TDK Corporation
    • Yoshinori FUJIKAWA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    THIN-FILM MAGNETIC HEAD HAVING A MAGNETIC POLE FORMED OF A PLATING...
    • Publication number 20110188151
    • Publication date Aug 4, 2011
    • TDK Corporation
    • Atsushi YAMAGUCHI
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Method and apparatus for crystal analysis
    • Publication number 20050103995
    • Publication date May 19, 2005
    • Katsuaki Yanagiuchi
    • G01 - MEASURING TESTING