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Katsunori SAKURAGI

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  • Yonago-City, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid bearing, motor and polygon mirror scanner motor
    • Patent number 9,494,187
    • Issue date Nov 15, 2016
    • Minebea Co., Ltd.
    • Katsunori Sakuragi
    • G02 - OPTICS
  • Information Patent Grant

    Fluid bearing equipment
    • Patent number 6,467,963
    • Issue date Oct 22, 2002
    • Matsushita Electric Industrial Co., Ltd.
    • Katsunori Sakuragi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spindle device having a dynamic-pressure-fluid bearing
    • Patent number 6,404,586
    • Issue date Jun 11, 2002
    • Matsushita Electric Industrial Co., Ltd.
    • Katsunori Sakuragi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydrodynamic bearing device
    • Patent number 6,357,916
    • Issue date Mar 19, 2002
    • Matsushita Electric Industrial Co., Ltd.
    • Yasuo Saeki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spindle device having a dynamic-pressure-fluid bearing
    • Patent number 6,301,074
    • Issue date Oct 9, 2001
    • Matsushita Electric Industrial Co. Ltd.
    • Katsunori Sakuragi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spindle device having a dynamic-pressure-fluid bearing
    • Patent number 6,219,199
    • Issue date Apr 17, 2001
    • Matsushita Electric Industrial Co., Ltd.
    • Katsunori Sakuragi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Brushless motor
    • Patent number 6,218,760
    • Issue date Apr 17, 2001
    • Matsushita Electric Industrial Co., Ltd.
    • Katsunori Sakuragi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Hydrodynamic bearing
    • Patent number 6,196,722
    • Issue date Mar 6, 2001
    • Matsushita Electric Industrial Co., Ltd.
    • Takafumi Asada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Brushless motor assembly
    • Patent number 5,949,165
    • Issue date Sep 7, 1999
    • Matsushita Electric Industrial Co., Ltd.
    • Katsunori Sakuragi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric motor for driving magnetic disk
    • Patent number 5,598,047
    • Issue date Jan 28, 1997
    • Matsushita Electric Industrial Co., Ltd,
    • Katsunori Sakuragi
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Electric motor for driving a magnetic disk
    • Patent number 5,483,113
    • Issue date Jan 9, 1996
    • Matsushita Electric Industrial Co., Ltd.
    • Katsunori Sakuragi
    • G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID BEARING, MOTOR AND POLYGON MIRROR SCANNER MOTOR
    • Publication number 20150240866
    • Publication date Aug 27, 2015
    • MINEBEA CO., LTD.
    • Katsunori SAKURAGI
    • G02 - OPTICS
  • Information Patent Application

    Spindle device having a dynamic-pressure-fluid bearing
    • Publication number 20020003678
    • Publication date Jan 10, 2002
    • Katsunori Sakuragi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HYDRODYNAMIC BEARING DEVICE
    • Publication number 20010046336
    • Publication date Nov 29, 2001
    • MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    • YASUO SAEKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID BEARING EQUIPMENT
    • Publication number 20010014188
    • Publication date Aug 16, 2001
    • MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    • KATSUNORI SAKURAGI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Spindle device having a dynamic-pressure-fluid bearing
    • Publication number 20010005296
    • Publication date Jun 28, 2001
    • Katsunori Sakuragi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...