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Akito OHATA

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Compressor valve arrangement
    • Patent number 11,255,320
    • Issue date Feb 22, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Hideaki Ikeda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating compressor and control method therefor
    • Patent number 11,143,177
    • Issue date Oct 12, 2021
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Akito Ohata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating compressor
    • Patent number 8,887,621
    • Issue date Nov 18, 2014
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Akito Ohata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocative compressor
    • Patent number 8,430,650
    • Issue date Apr 30, 2013
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Akito Ohata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Reciprocating Compressor and Control Method Therefor
    • Publication number 20190055935
    • Publication date Feb 21, 2019
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Akito OHATA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor
    • Publication number 20190024652
    • Publication date Jan 24, 2019
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Hideaki IKEDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocating Compressor
    • Publication number 20110256001
    • Publication date Oct 20, 2011
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Hisatoshi KOBAYASHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocating Compressor
    • Publication number 20110247486
    • Publication date Oct 13, 2011
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Akito OHATA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocative Compressor
    • Publication number 20100303645
    • Publication date Dec 2, 2010
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Akito OHATA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...