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Masafumi Sakuma

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Patents Grantslast 30 patents

  • Information Patent Grant

    Stator manufacturing method and stator
    • Patent number 11,496,026
    • Issue date Nov 8, 2022
    • AISIN CORPORATION
    • Teppei Tsuda
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotating electric machine
    • Patent number 11,296,566
    • Issue date Apr 5, 2022
    • AISIN CORPORATION
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotor for rotary electric machine and method of manufacturing rotar...
    • Patent number 11,264,878
    • Issue date Mar 1, 2022
    • AISIN CORPORATION
    • Masayuki Ikemoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotating electric machine
    • Patent number 10,910,898
    • Issue date Feb 2, 2021
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotating electrical machine and method for manufacturing same
    • Patent number 10,784,737
    • Issue date Sep 22, 2020
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotary electric apparatus
    • Patent number 10,749,387
    • Issue date Aug 18, 2020
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Three-phase rotating electrical machine
    • Patent number 10,361,599
    • Issue date Jul 23, 2019
    • Aisin Seiki Kabushiki Kaisha
    • Teppei Tsuda
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotary electric machine
    • Patent number 10,122,232
    • Issue date Nov 6, 2018
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Wave winding coil for rotary electrical machine
    • Patent number 9,325,211
    • Issue date Apr 26, 2016
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Device and method for starting engine
    • Patent number 8,578,904
    • Issue date Nov 12, 2013
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Rotary electrical machine
    • Patent number 8,541,917
    • Issue date Sep 24, 2013
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotating electrical machine with terminal box and sealing member
    • Patent number 8,471,420
    • Issue date Jun 25, 2013
    • Aisin Seiki Kabushiki Kaisha
    • Shigetaka Isogai
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electric motor having wire connection structure and wire connection...
    • Patent number 8,358,041
    • Issue date Jan 22, 2013
    • Aisin Seiki Kabushiki Kaisha
    • Shigetaka Isogai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric motor having wire connection structure and wire connection...
    • Patent number 8,319,382
    • Issue date Nov 27, 2012
    • Aisin Seiki Kabushiki Kaisha
    • Shigetaka Isogai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Motor including supporting portion contacting stator
    • Patent number 8,258,670
    • Issue date Sep 4, 2012
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Driving power control apparatus for four wheel drive vehicle
    • Patent number 8,195,348
    • Issue date Jun 5, 2012
    • Toyota Jidosha Kabushiki Kaisha
    • Ryoji Mizutani
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Motor including electrical sheets having shear droops
    • Patent number 7,994,680
    • Issue date Aug 9, 2011
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Driving force control apparatus for a vehicle that drives wheel uni...
    • Patent number 7,958,960
    • Issue date Jun 14, 2011
    • Toyota Jidosha Kabushiki Kaisha
    • Ryoji Mizutani
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    In-wheel motor system
    • Patent number 7,938,212
    • Issue date May 10, 2011
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Laminated core and method for manufacturing the same
    • Patent number 7,928,627
    • Issue date Apr 19, 2011
    • Mitsui High-tec, Inc.
    • Akira Nagai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Laminated core and method for manufacturing the same
    • Patent number 7,777,387
    • Issue date Aug 17, 2010
    • Mitsui High-Tec, Inc.
    • Akira Nagai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    In-wheel motor with high durability
    • Patent number 7,641,010
    • Issue date Jan 5, 2010
    • Toyota Jidosha Kabushiki Kaisha
    • Ryoji Mizutani
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Laminated core of rotary electric machine
    • Patent number 7,378,774
    • Issue date May 27, 2008
    • Aisin Seiki Kabushiki Kaisha
    • Atsushi Torii
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Motor
    • Patent number 7,279,821
    • Issue date Oct 9, 2007
    • Aisin Seiki Kabushiki Kaisha
    • Tomohiro Fukushima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Synchronous reluctance motor
    • Patent number 7,015,614
    • Issue date Mar 21, 2006
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Synchronous reluctance motor
    • Patent number 6,815,859
    • Issue date Nov 9, 2004
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric motor
    • Patent number 6,455,963
    • Issue date Sep 24, 2002
    • Aisin Seiki Kabushiki Kaisha
    • Junichiro Sakurai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Cooling device for electric motor
    • Patent number 5,973,427
    • Issue date Oct 26, 1999
    • Aisin Seiki Kabushiki Kaisha
    • Satomi Suzuki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Switched reluctance motor
    • Patent number 5,945,761
    • Issue date Aug 31, 1999
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Switched reluctance motor
    • Patent number 5,917,263
    • Issue date Jun 29, 1999
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY ELECTRIC MACHINE
    • Publication number 20210305868
    • Publication date Sep 30, 2021
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi SAKUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTARY ELECTRIC MACHINE
    • Publication number 20210305855
    • Publication date Sep 30, 2021
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi SAKUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTARY ELECTRIC MACHINE
    • Publication number 20210305869
    • Publication date Sep 30, 2021
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi SAKUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    STATOR MANUFACTURING METHOD AND STATOR
    • Publication number 20210167674
    • Publication date Jun 3, 2021
    • Aisin AW Co., Ltd.
    • Teppei TSUDA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTATING ELECTRIC MACHINE
    • Publication number 20200259382
    • Publication date Aug 13, 2020
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTATING ELECTRICAL MACHINE
    • Publication number 20200028397
    • Publication date Jan 23, 2020
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi SAKUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTARY ELECTRIC MACHINE
    • Publication number 20190267855
    • Publication date Aug 29, 2019
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTOR FOR ROTARY ELECTRIC MACHINE AND METHOD OF MANUFACTURING ROTAR...
    • Publication number 20190260277
    • Publication date Aug 22, 2019
    • Aisin AW Co., Ltd.
    • Masayuki IKEMOTO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTATING ELECTRICAL MACHINE AND METHOD FOR MANUFACTURING SAME
    • Publication number 20190140507
    • Publication date May 9, 2019
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTARY ELECTRIC APPARATUS
    • Publication number 20190115795
    • Publication date Apr 18, 2019
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi SAKUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTATING ELECTRIC MACHINE
    • Publication number 20180358857
    • Publication date Dec 13, 2018
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi SAKUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    PERMANENT MAGNET MOTOR
    • Publication number 20180254677
    • Publication date Sep 6, 2018
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masako SHIBAMORI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    THREE-PHASE ROTATING ELECTRICAL MACHINE
    • Publication number 20170093237
    • Publication date Mar 30, 2017
    • AISIN SEIKI KABUSHIKI KAISHA
    • Teppei TSUDA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTARY ELECTRIC MACHINE
    • Publication number 20160285336
    • Publication date Sep 29, 2016
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi SAKUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    WAVE WINDING COIL FOR ROTARY ELECTRICAL MACHINE
    • Publication number 20130154428
    • Publication date Jun 20, 2013
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi SAKUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DEVICE AND METHOD FOR STARTING ENGINE
    • Publication number 20120234282
    • Publication date Sep 20, 2012
    • Aisin Seiki Kabushiki Kaisha
    • Masafumi SAKUMA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ROTARY ELECTRICAL MACHINE
    • Publication number 20110215666
    • Publication date Sep 8, 2011
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi Sakuma
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    ROTATING ELECTRICAL MACHINE
    • Publication number 20110115316
    • Publication date May 19, 2011
    • AISIN SEIKI KABUSHIKI KAISHA
    • Shigetaka Isogai
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRIC MOTOR HAVING WIRE CONNECTION STRUCTURE AND WIRE CONNECTION...
    • Publication number 20100320853
    • Publication date Dec 23, 2010
    • AISIN SEIKI KABUSHIKI KAISHA
    • Shigetaka Isogai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    ELECTRIC MOTOR HAVING WIRE CONNECTION STRUCTURE AND WIRE CONNECTION...
    • Publication number 20100320852
    • Publication date Dec 23, 2010
    • AISIN SEIKI KABUSHIKI KAISHA
    • Shigetaka Isogai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    LAMINATED CORE AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20100270888
    • Publication date Oct 28, 2010
    • MITSUI HIGH-TEC, INC.
    • Akira Nagai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    DRIVING DEVICE FOR VEHICLE
    • Publication number 20100065354
    • Publication date Mar 18, 2010
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi SAKUMA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    LAMINATED CORE AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20100001612
    • Publication date Jan 7, 2010
    • MITSUI HI-TEC, INC.
    • Akira Nagai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    DRIVING FORCE CONTROL APPARATUS FOR A VEHICLE THAT DRIVES WHEEL UNI...
    • Publication number 20100004090
    • Publication date Jan 7, 2010
    • Toyota Jidosha Kabushiki Kaisha
    • Ryoji Mizutani
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    In-Wheel Motor System
    • Publication number 20090236158
    • Publication date Sep 24, 2009
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi Sakuma
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    MOTOR
    • Publication number 20090195111
    • Publication date Aug 6, 2009
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi Sakuma
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    MOTOR
    • Publication number 20090108700
    • Publication date Apr 30, 2009
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Driving Power Control Apparatus for Four Wheel Drive Vehicle
    • Publication number 20090088914
    • Publication date Apr 2, 2009
    • Toyota Jidosha Kabushiki Kaisha
    • Ryoji Mizutani
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Motor
    • Publication number 20080024019
    • Publication date Jan 31, 2008
    • AISIN SEIKI KABUSHIKI KAISHA
    • Masafumi Sakuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Laminated core of rotary electric machine
    • Publication number 20070046125
    • Publication date Mar 1, 2007
    • Aisin Seiki Kabushiki Kaisha
    • Atsushi Torii
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER