TREA

Tetsuro OHBAYASHI

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Radial direction controller and magnetic bearing apparatus utilizin...
    • Patent number 8,853,905
    • Issue date Oct 7, 2014
    • Osaka Vacuum, Ltd.
    • Tetsuro Ohbayashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Turbomolecular pump
    • Patent number 8,337,164
    • Issue date Dec 25, 2012
    • Osaka Vacuum, Ltd.
    • Tetsuro Ohbayashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump apparatus and pump unit thereof
    • Patent number 7,909,583
    • Issue date Mar 22, 2011
    • Osaka Vacuum, Ltd.
    • Hiroshi Sugimoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump
    • Patent number 5,221,179
    • Issue date Jun 22, 1993
    • Osaka Vacuum, Ltd.
    • Tatsuji Ikegami
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump
    • Patent number 5,219,269
    • Issue date Jun 15, 1993
    • Osaka Vacuum, Ltd.
    • Tatsuji Ikegami
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump
    • Patent number 5,217,346
    • Issue date Jun 8, 1993
    • Osaka Vacuum, Ltd.
    • Tatsuji Ikegami
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump with a peripheral groove pump unit
    • Patent number 5,160,250
    • Issue date Nov 3, 1992
    • Osaka Vacuum, Ltd.
    • Tatsuji Ikegami
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump
    • Patent number 5,074,747
    • Issue date Dec 24, 1991
    • Osaka Vacuum, Ltd.
    • Tatsuji Ikegami
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    RADIAL DIRECTION CONTROLLER AND MAGNETIC BEARING APPARATUS UTILIZIN...
    • Publication number 20140159526
    • Publication date Jun 12, 2014
    • Osaka Vacuum Ltd.
    • Tetsuro Ohbayashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TURBOMOLECULAR PUMP
    • Publication number 20110008176
    • Publication date Jan 13, 2011
    • Tetsuro OHBAYASHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump Apparatus and Pump Unit Thereof
    • Publication number 20080159877
    • Publication date Jul 3, 2008
    • Kyoto University
    • Hiroshi Sugimoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...