TREA

Yoichi Oshita

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Gas circuit breaker
    • Patent number 10,199,188
    • Issue date Feb 5, 2019
    • Hitachi, Ltd.
    • Masanao Terada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Circuit breaker and circuit breaker operating method
    • Patent number 9,899,172
    • Issue date Feb 20, 2018
    • Hitachi, Ltd.
    • Hajime Urai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas circuit breaker
    • Patent number 9,754,742
    • Issue date Sep 5, 2017
    • Hitachi, Ltd.
    • Masanao Terada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switchgear
    • Patent number 9,673,005
    • Issue date Jun 6, 2017
    • Hitachi, Ltd.
    • Hisashi Urasaki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • 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

    Switchgear
    • Patent number 9,520,699
    • Issue date Dec 13, 2016
    • Hitachi, Ltd.
    • Hajime Urai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS CIRCUIT BREAKER
    • Publication number 20180025868
    • Publication date Jan 25, 2018
    • Hitachi, Ltd
    • Masanao TERADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas Circuit Breaker
    • Publication number 20170062157
    • Publication date Mar 2, 2017
    • Hitachi, Ltd
    • Masanao TERADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Switchgear
    • Publication number 20160268076
    • Publication date Sep 15, 2016
    • Hitachi, Ltd
    • Hisashi URASAKI
    • 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

    Switchgear
    • Publication number 20150131207
    • Publication date May 14, 2015
    • Hitachi, Ltd
    • Hajime Urai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Gas Circuit Breaker
    • Publication number 20150091677
    • Publication date Apr 2, 2015
    • Hitachi, Ltd
    • Hajime Urai
    • H01 - BASIC ELECTRIC ELEMENTS