TREA

Kohei SAKAI

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas compressor
    • Patent number 11,773,855
    • Issue date Oct 3, 2023
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Toshiaki Yabe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil free compressor system
    • Patent number 9,328,731
    • Issue date May 3, 2016
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Toshiaki Yabe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Gas Compressor
    • Publication number 20210156383
    • Publication date May 27, 2021
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Toshiaki YABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gas Compressor
    • Publication number 20180291901
    • Publication date Oct 11, 2018
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Toshiaki YABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil Free Screw Compressor
    • Publication number 20130136643
    • Publication date May 30, 2013
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Toshiaki YABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...