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Atsushi OYAMA

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Canned motor and vacuum pump
    • Patent number 10,320,260
    • Issue date Jun 11, 2019
    • Ebara Corporation
    • Takashi Hozumi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fan scrubber and vacuum pump apparatus
    • Patent number 10,040,026
    • Issue date Aug 7, 2018
    • Ebara Corporation
    • Hiroki Furuta
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Canned motor and vacuum pump
    • Patent number 9,660,496
    • Issue date May 23, 2017
    • Ebara Corporation
    • Takashi Hozumi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Canned motor and vacuum pump
    • Patent number 9,614,411
    • Issue date Apr 4, 2017
    • Ebara Corporation
    • Takashi Hozumi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Magnetic bearing device, rotating mechanism, and model identificati...
    • Patent number 7,737,590
    • Issue date Jun 15, 2010
    • Ebara Corporation
    • Atsushi Oyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    CANNED MOTOR AND VACUUM PUMP
    • Publication number 20170179783
    • Publication date Jun 22, 2017
    • EBARA CORPORATION
    • Takashi HOZUMI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    FAN SCRUBBER AND VACUUM PUMP APPARATUS
    • Publication number 20170007961
    • Publication date Jan 12, 2017
    • EBARA CORPORATION
    • Hiroki FURUTA
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    CANNED MOTOR AND VACUUM PUMP
    • Publication number 20160013698
    • Publication date Jan 14, 2016
    • EBARA CORPORATION
    • Takashi HOZUMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CANNED MOTOR AND VACUUM PUMP
    • Publication number 20130272904
    • Publication date Oct 17, 2013
    • Takashi Hozumi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM EVACUATION APPARATUS
    • Publication number 20130259712
    • Publication date Oct 3, 2013
    • EBARA CORPORATION
    • Hiroyuki Kawasaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MAGNETIC BEARING DEVICE, ROTATING MECHANISM, AND MODEL IDENTIFICATI...
    • Publication number 20080054741
    • Publication date Mar 6, 2008
    • EBARA CORPORATION
    • Atsushi Oyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...