TREA

Yujiro TOMITA

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  • Hitachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Current sensor
    • Patent number 11,035,888
    • Issue date Jun 15, 2021
    • Hitachi Metals, Ltd.
    • Jun Umetsu
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Current sensor
    • Patent number 10,877,071
    • Issue date Dec 29, 2020
    • Hitachi Metals, Ltd.
    • Ken Okuyama
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Current sensor
    • Patent number 10,877,075
    • Issue date Dec 29, 2020
    • Hitachi Metals, Ltd.
    • Ken Okuyama
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Current sensor
    • Patent number 10,794,935
    • Issue date Oct 6, 2020
    • Hitachi Metals, Ltd.
    • Ken Okuyama
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Current sensor
    • Patent number 10,712,370
    • Issue date Jul 14, 2020
    • Hitachi Metals, Ltd.
    • Naoki Futakuchi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Current sensor
    • Patent number 10,677,819
    • Issue date Jun 9, 2020
    • Hitachi Metals, Ltd.
    • Ken Okuyama
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Current sensor
    • Patent number 10,209,277
    • Issue date Feb 19, 2019
    • Hitachi Metals, Ltd.
    • Ken Okuyama
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Current sensor
    • Patent number 10,088,505
    • Issue date Oct 2, 2018
    • Hitachi Metals, Ltd.
    • Ken Okuyama
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Current sensor
    • Patent number 10,060,953
    • Issue date Aug 28, 2018
    • Hitachi Metals, Ltd.
    • Ken Okuyama
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    POSITION DETECTION DEVICE
    • Publication number 20240255540
    • Publication date Aug 1, 2024
    • Proterial, Ltd.
    • Yohei SHIRAKAWA
    • G01 - MEASURING TESTING
  • Information Patent Application

    POSITION DETECTION DEVICE
    • Publication number 20240255317
    • Publication date Aug 1, 2024
    • Proterial, Ltd.
    • Yohei SHIRAKAWA
    • G01 - MEASURING TESTING
  • Information Patent Application

    ELECTRIC CURRENT SENSOR
    • Publication number 20200256895
    • Publication date Aug 13, 2020
    • Hitachi Metals, Ltd.
    • Ken OKUYAMA
    • G01 - MEASURING TESTING
  • Information Patent Application

    ELECTRIC CURRENT SENSOR
    • Publication number 20200256897
    • Publication date Aug 13, 2020
    • Hitachi Metals, Ltd.
    • Akitoshi Fujimori
    • G01 - MEASURING TESTING
  • Information Patent Application

    ELECTRIC CURRENT SENSOR
    • Publication number 20200018804
    • Publication date Jan 16, 2020
    • Hitachi Metals, Ltd.
    • Ken OKUYAMA
    • G01 - MEASURING TESTING
  • Information Patent Application

    CURRENT SENSOR
    • Publication number 20190250193
    • Publication date Aug 15, 2019
    • Hitachi Metals, Ltd.
    • Naoki Futakuchi
    • G01 - MEASURING TESTING
  • Information Patent Application

    CURRENT SENSOR
    • Publication number 20190187183
    • Publication date Jun 20, 2019
    • Hitachi Metals, Ltd.
    • Ken Okuyama
    • G01 - MEASURING TESTING
  • Information Patent Application

    CURRENT SENSOR
    • Publication number 20190187187
    • Publication date Jun 20, 2019
    • Hitachi Metals, Ltd.
    • Jun UMETSU
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CURRENT SENSOR
    • Publication number 20190170794
    • Publication date Jun 6, 2019
    • Hitachi Metals, Ltd.
    • Ken OKUYAMA
    • G01 - MEASURING TESTING
  • Information Patent Application

    CURRENT SENSOR
    • Publication number 20190170793
    • Publication date Jun 6, 2019
    • Hitachi Metals, Ltd.
    • Ken OKUYAMA
    • G01 - MEASURING TESTING
  • Information Patent Application

    CURRENT SENSOR
    • Publication number 20180284162
    • Publication date Oct 4, 2018
    • Hitachi Metals, Ltd.
    • Ken Okuyama
    • G01 - MEASURING TESTING
  • Information Patent Application

    CURRENT SENSOR
    • Publication number 20170370969
    • Publication date Dec 28, 2017
    • HITACHI METALS, LTD
    • Ken OKUYAMA
    • G01 - MEASURING TESTING
  • Information Patent Application

    CURRENT SENSOR
    • Publication number 20170285076
    • Publication date Oct 5, 2017
    • Hitachi Metals, Ltd.
    • Ken OKUYAMA
    • G01 - MEASURING TESTING
  • Information Patent Application

    CURRENT SENSOR
    • Publication number 20170285075
    • Publication date Oct 5, 2017
    • Hitachi Metals, Ltd.
    • Ken OKUYAMA
    • G01 - MEASURING TESTING