TREA

Toshikatsu Arai

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air-sending device
    • Patent number 11,795,965
    • Issue date Oct 24, 2023
    • Mitsubishi Electric Corporation
    • Tomoya Fukui
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Impeller and axial flow fan
    • Patent number 10,859,095
    • Issue date Dec 8, 2020
    • Mitsubishi Electric Corporation
    • Toshikatsu Arai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial flow fan
    • Patent number 10,550,855
    • Issue date Feb 4, 2020
    • Mitsubishi Electric Corporation
    • Toshikatsu Arai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial flow fan
    • Patent number 10,208,770
    • Issue date Feb 19, 2019
    • Mitsubishi Electric Corporation
    • Toshikatsu Arai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Propeller fan
    • Patent number D812732
    • Issue date Mar 13, 2018
    • Mitsubishi Electric Corporation
    • Tatsushi Murakami
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Propeller fan
    • Patent number D755945
    • Issue date May 10, 2016
    • Mitsubishi Electric Corporation
    • Toshikatsu Arai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Propeller fan
    • Patent number D755946
    • Issue date May 10, 2016
    • Mitsubishi Electric Corporation
    • Toshikatsu Arai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Propeller fan
    • Patent number D755947
    • Issue date May 10, 2016
    • Mitsubishi Electric Corporation
    • Toshikatsu Arai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Propeller fan
    • Patent number D750211
    • Issue date Feb 23, 2016
    • Mitsubishi Electric Corporation
    • Toshikatsu Arai
    • D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR-SENDING DEVICE
    • Publication number 20230122146
    • Publication date Apr 20, 2023
    • Mitsubishi Electric Corporation
    • Tomoya FUKUI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL BLOWER
    • Publication number 20200408225
    • Publication date Dec 31, 2020
    • MITSUBISHI ELECTRIC CORPORATION
    • Toshikatsu ARAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PROPELLER FAN AND AXIAL FLOW BLOWER
    • Publication number 20200240430
    • Publication date Jul 30, 2020
    • MITSUBISHI ELECTRIC CORPORATION
    • Toshikatsu ARAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    IMPELLER AND AXIAL FLOW FAN
    • Publication number 20190107118
    • Publication date Apr 11, 2019
    • MITSUBISHI ELECTRIC CORPORATION
    • Toshikatsu Arai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AXIAL FLOW FAN
    • Publication number 20160348700
    • Publication date Dec 1, 2016
    • Mitsubishi Electric Corporation
    • Toshikatsu ARAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL FLOW FAN
    • Publication number 20160348699
    • Publication date Dec 1, 2016
    • Mitsubishi Electric Corporation
    • Toshikatsu ARAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...