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Noriyuki YAGINUMA

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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas circuit breaker
    • Patent number 10,157,719
    • Issue date Dec 18, 2018
    • Hitachi, Ltd.
    • Yuki Nakai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas circuit breaker
    • Patent number 10,049,839
    • Issue date Aug 14, 2018
    • Hitachi, Ltd.
    • Hideaki Uchiyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas circuit breaker
    • Patent number 9,892,875
    • Issue date Feb 13, 2018
    • Hitachi, Ltd.
    • Daisuke Nomura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas circuit breaker
    • Patent number 9,704,679
    • Issue date Jul 11, 2017
    • Hitachi, Ltd.
    • Daisuke Nomura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas circuit breaker
    • Patent number 9,620,315
    • Issue date Apr 11, 2017
    • Hitachi, Ltd.
    • Masanao Terada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas circuit breaker
    • Patent number 9,543,095
    • Issue date Jan 10, 2017
    • Hitachi, Ltd.
    • Yuji Kaneko
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Puffer-type gas circuit-breaker
    • Patent number 9,058,947
    • Issue date Jun 16, 2015
    • Hitachi, Ltd.
    • Noriyuki Yaginuma
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas circuit breaker
    • Patent number 5,850,065
    • Issue date Dec 15, 1998
    • Hitachi, Ltd.
    • Noriyuki Yaginuma
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Transformer station and breaker apparatus
    • Patent number 5,777,842
    • Issue date Jul 7, 1998
    • Hitachi, Ltd.
    • Masanori Tsukushi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Circuit breaker with parallel resistor
    • Patent number 5,567,924
    • Issue date Oct 22, 1996
    • Hitachi, Ltd.
    • Makoto Yano
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS CIRCUIT BREAKER
    • Publication number 20170345593
    • Publication date Nov 30, 2017
    • Hitachi, Ltd
    • Yuki NAKAI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    GAS CIRCUIT BREAKER
    • Publication number 20170263398
    • Publication date Sep 14, 2017
    • Hitachi, Ltd
    • Hideaki UCHIYAMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Gas Circuit Breaker
    • Publication number 20170148591
    • Publication date May 25, 2017
    • Hitachi, Ltd
    • Daisuke NOMURA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas Circuit Breaker
    • Publication number 20160203927
    • Publication date Jul 14, 2016
    • Hitachi, Ltd
    • Masanao TERADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas Circuit Breaker
    • Publication number 20160133407
    • Publication date May 12, 2016
    • Hitachi, Ltd
    • Daisuke NOMURA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas Circuit Breaker
    • Publication number 20160005559
    • Publication date Jan 7, 2016
    • Hitachi, Ltd
    • Yuji KANEKO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas Circuit Breaker
    • Publication number 20150380188
    • Publication date Dec 31, 2015
    • Hitachi, Ltd
    • Toshiaki SAKUYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PUFFER-TYPE GAS CIRCUIT-BREAKER
    • Publication number 20130168357
    • Publication date Jul 4, 2013
    • Hitachi, Ltd
    • Noriyuki YAGINUMA
    • H01 - BASIC ELECTRIC ELEMENTS