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Masaki Ohfuji

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  • Kyoto, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum pump
    • Patent number 10,352,327
    • Issue date Jul 16, 2019
    • Shimadzu Corporation
    • Masaki Ohfuji
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbomolecular pump device
    • Patent number 9,353,755
    • Issue date May 31, 2016
    • Shimadzu Corporation
    • Yoshihiro Nagano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbomolecular pump
    • Patent number 8,613,604
    • Issue date Dec 24, 2013
    • Shimadzu Corporation
    • Yoshihiro Nagano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump
    • Patent number 7,965,054
    • Issue date Jun 21, 2011
    • Shimadzu Corporation
    • Yoshio Tsunazawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Magnetic bearing system
    • Patent number 7,679,248
    • Issue date Mar 16, 2010
    • Shimadzu Corporation
    • Junichiro Kozaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pump
    • Patent number 7,564,670
    • Issue date Jul 21, 2009
    • Shimadzu Corporation
    • Junichiro Kozaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vacuum pump
    • Patent number 7,417,398
    • Issue date Aug 26, 2008
    • Shimadzu Corporation
    • Junichiro Kozaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    VACUUM PUMP
    • Publication number 20130224042
    • Publication date Aug 29, 2013
    • SHIMADZU CORPORATION
    • Masaki Ohfuji
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBOMOLECULAR PUMP DEVICE
    • Publication number 20120321442
    • Publication date Dec 20, 2012
    • SHIMADZU CORPORATION
    • Yoshihiro Nagano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBOMOLECULAR PUMP
    • Publication number 20100247336
    • Publication date Sep 30, 2010
    • Shimadzu Corporation
    • Yoshihiro Nagano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vacuum pump
    • Publication number 20090028720
    • Publication date Jan 29, 2009
    • Shimadzu Corporation
    • Yoshio Tsunazawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MAGNETIC BEARING SYSTEM
    • Publication number 20080088398
    • Publication date Apr 17, 2008
    • Shimadzu Corporation
    • Junichiro KOZAKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vacuum pump
    • Publication number 20070278884
    • Publication date Dec 6, 2007
    • Shimadzu Corporation
    • Junichiro Kozaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Vacuum pump
    • Publication number 20070145929
    • Publication date Jun 28, 2007
    • Shimadzu Corporation
    • Junichiro Kozaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...