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Akira Yamauchi

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  • Chiba, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Connecting structure for vacuum pump
    • Patent number 6,899,529
    • Issue date May 31, 2005
    • BOC Edwards Technologies Limited
    • Takaharu Ishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump
    • Patent number 6,840,736
    • Issue date Jan 11, 2005
    • BOC Edwards Technologies Limited
    • Yoshinobu Ohtachi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Magnetic bearing apparatus
    • Patent number 6,770,992
    • Issue date Aug 3, 2004
    • BOC Edwards Japan Limited
    • Akira Yamauchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Protective device for a turbo molecular pump and method of protecti...
    • Patent number 6,736,593
    • Issue date May 18, 2004
    • BOC Edwards Technologies Limited
    • Hirotaka Namiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Vacuum pump having mechanism for restraining vibrations
    • Publication number 20030053918
    • Publication date Mar 20, 2003
    • Akira Yamauchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Connecting structure for vacuum pump
    • Publication number 20030035737
    • Publication date Feb 20, 2003
    • Takaharu Ishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vacuum pump
    • Publication number 20030007862
    • Publication date Jan 9, 2003
    • Yoshinobu Ohtachi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Protective device for a turbo molecular pump and method of protecti...
    • Publication number 20020164243
    • Publication date Nov 7, 2002
    • Hirotaka Namiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vacuum pump
    • Publication number 20020108569
    • Publication date Aug 15, 2002
    • Akira Yamauchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Magnetic bearing apparatus
    • Publication number 20020074883
    • Publication date Jun 20, 2002
    • Akira Yamauchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Vacuum pump
    • Publication number 20020018727
    • Publication date Feb 14, 2002
    • Akira Yamauchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vaccum pump
    • Publication number 20010012488
    • Publication date Aug 9, 2001
    • Yoshinobu Ohtachi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...