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Tomotsugu Sugiyama

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  • Minami-ku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cooling apparatus
    • Patent number 11,252,837
    • Issue date Feb 15, 2022
    • Nidec Corporation
    • Nobuya Nakae
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Cooling apparatus
    • Patent number 11,236,738
    • Issue date Feb 1, 2022
    • Nidec Corporation
    • Nobuya Nakae
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Motor device, blowing device, and server device
    • Patent number 10,862,409
    • Issue date Dec 8, 2020
    • Nidec Corporation
    • Masayuki Kato
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Dynamic pressure bearing apparatus and fan
    • Patent number 9,822,787
    • Issue date Nov 21, 2017
    • Nidec Corporation
    • Tomotsugu Sugiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fan
    • Patent number 9,670,932
    • Issue date Jun 6, 2017
    • Nidec Corporation
    • Kenji Iwamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Serial axial fan
    • Patent number 9,551,346
    • Issue date Jan 24, 2017
    • Nidec Corporation
    • Jumpei Kitamura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dynamic pressure bearing apparatus and fan
    • Patent number 9,303,653
    • Issue date Apr 5, 2016
    • Nidec Corporation
    • Tomotsugu Sugiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Motor provided with a printed circuit board
    • Patent number 9,231,454
    • Issue date Jan 5, 2016
    • Nidec Corporation
    • Tomotsugu Sugiyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Blower fan
    • Patent number 9,109,607
    • Issue date Aug 18, 2015
    • Nidec Corporation
    • Hidenobu Takeshita
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Blower fan
    • Patent number 8,807,967
    • Issue date Aug 19, 2014
    • Nidec Corporation
    • Hidenobu Takeshita
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of manufacturing rotor holder
    • Patent number 8,074,344
    • Issue date Dec 13, 2011
    • Nidec Corporation
    • Satoru Hanaoka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fan
    • Patent number 7,822,323
    • Issue date Oct 26, 2010
    • Nidec Corporation
    • Tomotsugu Sugiyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor
    • Patent number 7,567,000
    • Issue date Jul 28, 2009
    • Nidec Corporation
    • Tomotsugu Sugiyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Brushless motor having a circuit board having a central hole and es...
    • Patent number 7,508,102
    • Issue date Mar 24, 2009
    • Nidec Corporation
    • Tomotsugu Sugiyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fan
    • Patent number D581373
    • Issue date Nov 25, 2008
    • Nidec Corporation
    • Tomotsugu Sugiyama
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Bearing unit and electric motor furnished therewith
    • Patent number 7,420,304
    • Issue date Sep 2, 2008
    • Nidec Corporation
    • Tomotsugu Sugiyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Centrifugal-fan impeller, and method of its manufacture
    • Patent number 7,264,446
    • Issue date Sep 4, 2007
    • Nidec Corporation
    • Yusuke Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal fan
    • Patent number 7,217,087
    • Issue date May 15, 2007
    • Nidec Corporation
    • Yusuke Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    COOLING APPARATUS
    • Publication number 20190307019
    • Publication date Oct 3, 2019
    • NIDEC CORPORATION
    • Nobuya NAKAE
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    COOLING APPARATUS
    • Publication number 20190307020
    • Publication date Oct 3, 2019
    • NIDEC CORPORATION
    • Nobuya NAKAE
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    MOTOR DEVICE, BLOWING DEVICE, AND SERVER DEVICE
    • Publication number 20190267917
    • Publication date Aug 29, 2019
    • NIDEC CORPORATION
    • Masayuki KATO
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    DYNAMIC PRESSURE BEARING APPARATUS AND FAN
    • Publication number 20160169242
    • Publication date Jun 16, 2016
    • NIDEC CORPORATION
    • Tomotsugu Sugiyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DYNAMIC PRESSURE BEARING APPARATUS AND FAN
    • Publication number 20150030481
    • Publication date Jan 29, 2015
    • NIDEC CORPORATION
    • Tomotsugu Sugiyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SERIAL AXIAL FAN
    • Publication number 20140363272
    • Publication date Dec 11, 2014
    • NIDEC CORPORATION
    • Jumpei KITAMURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR PROVIDED WITH A PRINTED CIRCUIT BOARD
    • Publication number 20140300255
    • Publication date Oct 9, 2014
    • NIDEC CORPORATION
    • Tomotsugu SUGIYAMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    FAN
    • Publication number 20130209294
    • Publication date Aug 15, 2013
    • NIDEC CORPORATION
    • Kenji IWAMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DYNAMIC PRESSURE BEARING APPARATUS AND FAN
    • Publication number 20130004348
    • Publication date Jan 3, 2013
    • NIDEC CORPORATION
    • Tomotsugu Sugiyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLOWER FAN
    • Publication number 20120269665
    • Publication date Oct 25, 2012
    • NIDEC CORPORATION
    • Hidenobu TAKESHITA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLOWER FAN
    • Publication number 20120107156
    • Publication date May 3, 2012
    • NIDEC CORPORATION
    • Hidenobu Takeshita
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CONTRA-ROTATING AXIAL FLOW FAN UNIT
    • Publication number 20090155104
    • Publication date Jun 18, 2009
    • NIDEC CORPORATION
    • Hidenobu Takeshita
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR, FAN, ROTOR HOLDER AND MANUFACTURING METHOD OF THE SAME
    • Publication number 20090001825
    • Publication date Jan 1, 2009
    • NIDEC CORPORATION
    • Satoru HANAOKA
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    FAN
    • Publication number 20070280840
    • Publication date Dec 6, 2007
    • NIDEC CORPORATION
    • Tomotsugu Sugiyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR
    • Publication number 20070122293
    • Publication date May 31, 2007
    • NIDEC CORPORATION
    • Tomotsugu SUGIYAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Bearing Unit and Electric Motor Furnished Therewith
    • Publication number 20070120433
    • Publication date May 31, 2007
    • NIDEC CORPORATION
    • Tomotsugu Sugiyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    FAN MOTOR ASSEMBLY
    • Publication number 20060280632
    • Publication date Dec 14, 2006
    • NIDEC CORPORATION
    • Tomotsugu SUGIYAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Brushless motor
    • Publication number 20060043802
    • Publication date Mar 2, 2006
    • Tomotsugu Sugiyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Centrifugal-Fan Impeller, and Method of Its Manufacture
    • Publication number 20050220613
    • Publication date Oct 6, 2005
    • NIDEC CORPORATION
    • Yusuke Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal Fan
    • Publication number 20050214144
    • Publication date Sep 29, 2005
    • NIDEC CORPORATION
    • Yusuke Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal Fan
    • Publication number 20050207887
    • Publication date Sep 22, 2005
    • NIDEC CORPORATION
    • Yusuke Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...