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Masahiro Arioka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Switchgear
    • Patent number 10,673,212
    • Issue date Jun 2, 2020
    • Mitsubishi Electric Corporation
    • Naoaki Inoue
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Switch for gas insulated switchgear, and gas insulated switching de...
    • Patent number 10,453,623
    • Issue date Oct 22, 2019
    • Mitsubishi Electric Corporation
    • Koji Sano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Tank type vacuum circuit breaker
    • Patent number 10,347,447
    • Issue date Jul 9, 2019
    • Mitsubishi Electric Corporation
    • Hideki Miyatake
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power switchgear having surge suppression apparatus
    • Patent number 9,893,515
    • Issue date Feb 13, 2018
    • Mitsubishi Electric Corporation
    • Masahiro Arioka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas-insulated switchgear
    • Patent number 9,502,868
    • Issue date Nov 22, 2016
    • Mitsubishi Electric Corporation
    • Koichi Kagawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Tank-type vacuum circuit breaker
    • Patent number 9,472,356
    • Issue date Oct 18, 2016
    • Mitsubishi Electric Corporation
    • Toshihiro Matsunaga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas-insulated electric device
    • Patent number 9,431,800
    • Issue date Aug 30, 2016
    • Mitsubishi Electric Corporation
    • Tadahiro Yoshida
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas insulated switchgear
    • Patent number 9,355,792
    • Issue date May 31, 2016
    • Mitsubishi Electric Corporation
    • Tadahiro Yoshida
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas insulated switchgear
    • Patent number 9,270,094
    • Issue date Feb 23, 2016
    • Mitsubishi Electric Corporation
    • Tadahiro Yoshida
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas insulated switchgear
    • Patent number 9,214,306
    • Issue date Dec 15, 2015
    • Mitsubishi Electric Corporation
    • Tadahiro Yoshida
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas insulated switchgear
    • Patent number 9,215,825
    • Issue date Dec 15, 2015
    • Mitsubishi Electric Corporation
    • Koji Sano
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Dead tank vacuum circuit breaker
    • Patent number 9,136,674
    • Issue date Sep 15, 2015
    • Mitsubishi Electric Corporation
    • Kyoichi Ohtsuka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Vacuum circuit breaker
    • Patent number 8,963,037
    • Issue date Feb 24, 2015
    • Mitsubishi Electric Corporation
    • Katsushi Nakada
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Tank type vacuum circuit breaker
    • Patent number 8,895,884
    • Issue date Nov 25, 2014
    • Mitsubishi Electric Corporation
    • Yohei Yamamoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Case for vacuum circuit breaker
    • Patent number D709462
    • Issue date Jul 22, 2014
    • Mitsubishi Electric Corporation
    • Masahiro Arioka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Power switching apparatus
    • Patent number 8,748,770
    • Issue date Jun 10, 2014
    • Mitsubishi Electric Corporation
    • Yuta Nakayama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Switchgear
    • Patent number 8,743,532
    • Issue date Jun 3, 2014
    • Mitsubishi Electric Corporation
    • Tomotaka Yano
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Conductor terminal for vacuum circuit breaker
    • Patent number D705180
    • Issue date May 20, 2014
    • Mitsubishi Electric Corporation
    • Masahiro Arioka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Power switchgear
    • Patent number 8,723,070
    • Issue date May 13, 2014
    • Mitsubishi Electric Corporation
    • Satoru Yoshida
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Shield for vacuum circuit breaker
    • Patent number D703622
    • Issue date Apr 29, 2014
    • Mitsubishi Electric Corporation
    • Masahiro Arioka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Actuator for vacuum circuit breaker
    • Patent number D702192
    • Issue date Apr 8, 2014
    • Mitsubishi Electric Corporation
    • Masahiro Arioka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Electromagnet device and switch device using electromagnet device
    • Patent number 8,680,956
    • Issue date Mar 25, 2014
    • Mitsubishi Electric Corporation
    • Taehyun Kim
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vacuum circuit breaker
    • Patent number D698321
    • Issue date Jan 28, 2014
    • Mitsubishi Electric Corporation
    • Masahiro Arioka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Vacuum circuit breaker
    • Patent number D695232
    • Issue date Dec 10, 2013
    • Mitsubishi Electric Corporation
    • Masahiro Arioka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Insulator for vacuum circuit breaker
    • Patent number D694711
    • Issue date Dec 3, 2013
    • Mitsubishi Electric Corporation
    • Masahiro Arioka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Vacuum circuit breaker and gas-insulated switchgear using the same
    • Patent number 8,237,075
    • Issue date Aug 7, 2012
    • Mitsubishi Electric Corporation
    • Hiroshi Isoya
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic operating device for switch
    • Patent number 8,149,077
    • Issue date Apr 3, 2012
    • Mitsubishi Electric Corporation
    • Tomotaka Yano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switchgear and method of fabricating the same
    • Patent number 7,880,111
    • Issue date Feb 1, 2011
    • Mitsubishi Electric Corporation
    • Naoaki Inoue
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Switch-state monitoring device
    • Patent number 7,800,872
    • Issue date Sep 21, 2010
    • Mitsubishi Electric Corporation
    • Masahiro Arioka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas-insulated switchgear
    • Patent number 7,417,846
    • Issue date Aug 26, 2008
    • Mitsubishi Denki Kabushiki Kaisha
    • Masahiro Arioka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    SWITCH FOR GAS INSULATED SWITCHGEAR, AND GAS INSULATED SWITCHING DE...
    • Publication number 20180122590
    • Publication date May 3, 2018
    • MITSUBISHI ELECTRIC CORPORATION
    • Koji SANO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TANK TYPE VACUUM CIRCUIT BREAKER
    • Publication number 20180025870
    • Publication date Jan 25, 2018
    • Mitsubishi Electric Corporation
    • Hideki Miyatake
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SWITCHGEAR
    • Publication number 20170346263
    • Publication date Nov 30, 2017
    • Mitsubishi Electric Corporation
    • Naoaki INOUE
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    GAS INSULATED SWITCHGEAR
    • Publication number 20150340174
    • Publication date Nov 26, 2015
    • MITSUBISHI ELECTRIC CORPORATION
    • Tadahiro YOSHIDA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    GAS-INSULATED SWITCHGEAR
    • Publication number 20150311684
    • Publication date Oct 29, 2015
    • MITSUBISHI ELECTRIC CORPORATION
    • Koichi KAGAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER SWITCHGEAR
    • Publication number 20150180224
    • Publication date Jun 25, 2015
    • MITSUBISHI ELECTRIC CORPORATION
    • Masahiro Arioka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    GAS INSULATED SWITCHGEAR
    • Publication number 20140307366
    • Publication date Oct 16, 2014
    • Mitsubishi Electric Corporation
    • Tadahiro Yoshida
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    TANK TYPE VACUUM CIRCUIT BREAKER
    • Publication number 20140209569
    • Publication date Jul 31, 2014
    • MITSUBISHI ELECTRIC CORPORATION
    • Hideki Miyatake
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    TANK-TYPE VACUUM CIRCUIT BREAKER
    • Publication number 20140042125
    • Publication date Feb 13, 2014
    • MITSUBISHI ELECTRIC CORPORATION
    • Toshihiro Matsunaga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    GAS INSULATED SWITCHGEAR
    • Publication number 20130213937
    • Publication date Aug 22, 2013
    • MITSUBISHI ELECTRIC CORPORATION
    • Tadahiro Yoshida
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    GAS INSULATED SWITCHGEAR
    • Publication number 20130155640
    • Publication date Jun 20, 2013
    • Mitsubishi Electric Corporation
    • Koji Sano
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    GAS-INSULATED ELECTRIC DEVICE
    • Publication number 20130100587
    • Publication date Apr 25, 2013
    • Mitsubishi Electric Corporation
    • Tadahiro Yoshida
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VACUUM CIRCUIT BREAKER
    • Publication number 20120228266
    • Publication date Sep 13, 2012
    • MITSUBISHI ELECTRIC CORPORATION
    • Katsushi Nakada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER SWITCHGEAR
    • Publication number 20120228267
    • Publication date Sep 13, 2012
    • MITSUBISHI ELECTRIC CORPORATION
    • Satoru Yoshida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROMAGNET DEVICE AND SWITCH DEVICE USING ELECTROMAGNET DEVICE
    • Publication number 20120169441
    • Publication date Jul 5, 2012
    • Taehyun Kim
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DEAD TANK VACUUM CIRCUIT BREAKER
    • Publication number 20120160810
    • Publication date Jun 28, 2012
    • MITSUBISHI ELECTRIC CORPORATION
    • Kyoichi Ohtsuka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TANK TYPE VACUUM CIRCUIT BREAKER
    • Publication number 20120138574
    • Publication date Jun 7, 2012
    • Yohei Yamamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER SWITCHING APPARATUS
    • Publication number 20120103941
    • Publication date May 3, 2012
    • Mitsubishi Electric Corporation
    • Yuta Nakayama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SWITCHGEAR
    • Publication number 20120024506
    • Publication date Feb 2, 2012
    • MITSUBISHI ELECTRIC CORPORATION
    • Tomotaka Yano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VACUUM CIRCUIT BREAKER AND GAS-INSULATED SWITCHGEAR USING THE SAME
    • Publication number 20110000886
    • Publication date Jan 6, 2011
    • MITSUBISHI ELECTRIC CORPORATION
    • Hiroshi Isoya
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCH-STATE MONITORING DEVICE
    • Publication number 20090267714
    • Publication date Oct 29, 2009
    • MITSUBISHI ELECTRIC CORPORATION
    • Masahiro Arioka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROMAGNETIC OPERATING DEVICE FOR SWITCH
    • Publication number 20090160588
    • Publication date Jun 25, 2009
    • Mitsubishi Electric Corporation
    • Tomotaka Yano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCHGEAR AND METHOD OF FABRICATING THE SAME
    • Publication number 20090134125
    • Publication date May 28, 2009
    • MITSUBISHI ELECTRIC CORPORATION
    • Naoaki Inoue
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas-insulated switchgear
    • Publication number 20050219804
    • Publication date Oct 6, 2005
    • Mitsubishi Denki Kabushiki Kaisha
    • Masahiro Arioka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Enclosed switchgear
    • Publication number 20040159635
    • Publication date Aug 19, 2004
    • Mitsubishi Denki Kabushiki Kaisha
    • Shinji Sato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Metal-enclosed switchgear
    • Publication number 20040104201
    • Publication date Jun 3, 2004
    • Mitsubishi Denki Kabushiki Kaisha
    • Shinji Sato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas-insulated switching apparatus
    • Publication number 20020060204
    • Publication date May 23, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Nobumoto Tohya
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas-insulated switchgear
    • Publication number 20020051336
    • Publication date May 2, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Coichi Shichida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas-insulated switchgear
    • Publication number 20020015281
    • Publication date Feb 7, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Masahiro Arioka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Gas-insulated switchgear
    • Publication number 20020012226
    • Publication date Jan 31, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Masahiro Arioka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER