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Masaaki Toda

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Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,562,219
    • Issue date Oct 22, 2013
    • NTN Corporation
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device and method of manufacturing the same
    • Patent number 8,529,132
    • Issue date Sep 10, 2013
    • NTN CORPORATION
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,215,843
    • Issue date Jul 10, 2012
    • NTN CORPORATION
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,177,434
    • Issue date May 15, 2012
    • NTN CORPORATION
    • Kenji Ito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device and manufacturing method therefor
    • Patent number 8,120,220
    • Issue date Feb 21, 2012
    • NTN CORPORATION
    • Nobuyoshi Yamashita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing unit
    • Patent number 8,104,964
    • Issue date Jan 31, 2012
    • NTN Corporation
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,016,488
    • Issue date Sep 13, 2011
    • NTN CORPORATION
    • Itsuo Murata
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electrically powered steering device
    • Patent number 6,464,034
    • Issue date Oct 15, 2002
    • NTN Corporation
    • Masaaki Toda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20120243813
    • Publication date Sep 27, 2012
    • NTN Corporation
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE AND MANUFACTURING METHOD THEREFOR
    • Publication number 20100231074
    • Publication date Sep 16, 2010
    • NTN CORPORATION
    • Nobuyoshi Yamashita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20100166344
    • Publication date Jul 1, 2010
    • NTN CORPORATION
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID BEARING DEVICE
    • Publication number 20090297078
    • Publication date Dec 3, 2009
    • NTN CORPORATION
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20090285514
    • Publication date Nov 19, 2009
    • NTN CORPORATION
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20090190869
    • Publication date Jul 30, 2009
    • Nidec Corporation
    • Itsuo MURATA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DYNAMIC BEARING UNIT
    • Publication number 20090136165
    • Publication date May 28, 2009
    • NTN CORPORATION
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20090092347
    • Publication date Apr 9, 2009
    • NTN CORPORATION
    • Kenji Ito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...