TREA

Itsuo Shuto

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Current input converter
    • Patent number 9,275,793
    • Issue date Mar 1, 2016
    • Kabushiki Kaisha Toshiba
    • Yusuke Yanagihashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Protection relay
    • Patent number 8,861,163
    • Issue date Oct 14, 2014
    • Kabushiki Kaisha Toshiba
    • Hiroyuki Shirakawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Current differential relay device, signal processing method thereof...
    • Patent number 8,218,278
    • Issue date Jul 10, 2012
    • Kabushiki Kaisha Toshiba
    • Masamichi Saga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Digital protection relay with time sync function
    • Patent number 7,199,989
    • Issue date Apr 3, 2007
    • Kabushiki Kaisha Toshiba
    • Daiju Itagaki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Time synchronizing system
    • Patent number 6,847,691
    • Issue date Jan 25, 2005
    • Kabushiki Kaisha Toshiba
    • Hideki Torikoshi
    • G04 - HOROLOGY
  • Information Patent Grant

    Current differential relay device
    • Patent number 6,731,655
    • Issue date May 4, 2004
    • Kabushiki Kaisha Toshiba
    • Itsuo Shuto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Digital protective relay
    • Patent number 6,714,148
    • Issue date Mar 30, 2004
    • Kabushiki Kaisha Toshiba
    • Masamichi Saga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Digital protective relay system
    • Patent number 6,678,134
    • Issue date Jan 13, 2004
    • Kabushiki Kaisha Toshiba
    • Hideaki Sugiura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Distance relay equipment
    • Patent number 6,459,960
    • Issue date Oct 1, 2002
    • Kabushiki Kaisha Toshiba
    • Itsuo Shuto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    CURRENT INPUT CONVERTER
    • Publication number 20120229122
    • Publication date Sep 13, 2012
    • Yusuke YANAGIHASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PROTECTION RELAY
    • Publication number 20120229946
    • Publication date Sep 13, 2012
    • KABUSHIKI KAISHA TOSHIBA
    • Hiroyuki SHIRAKAWA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    CURRENT DIFFERENTIAL RELAY DEVICE, SIGNAL PROCESSING METHOD THEREOF...
    • Publication number 20090174976
    • Publication date Jul 9, 2009
    • Kabushiki Kaisha Toshiba
    • Masamichi Saga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Digital protection relay with time sync function
    • Publication number 20040070909
    • Publication date Apr 15, 2004
    • TM T&D CORPORATION
    • Daiju Itagaki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Digital protective relay system
    • Publication number 20020057544
    • Publication date May 16, 2002
    • Hideaki Sugiura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Time synchronizing system
    • Publication number 20010017600
    • Publication date Aug 30, 2001
    • Kabushiki Kaisha Toshiba
    • Hideki Torikoshi
    • G04 - HOROLOGY