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Katsutoshi Yamanaka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric power converter and control method for electric power conv...
    • Patent number 9,712,079
    • Issue date Jul 18, 2017
    • Kabushiki Kaisha Yaskawa Denki
    • Sadao Ishii
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converting apparatus
    • Patent number 9,136,774
    • Issue date Sep 15, 2015
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Alternating-current/direct-current converter
    • Patent number 9,036,387
    • Issue date May 19, 2015
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Current-source power converting apparatus
    • Patent number 9,001,542
    • Issue date Apr 7, 2015
    • Kabushiki Kaisha Yaskawa Denki
    • Yushi Takatsuka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power conversion device
    • Patent number 8,964,428
    • Issue date Feb 24, 2015
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Current-source power converting apparatus
    • Patent number 8,947,897
    • Issue date Feb 3, 2015
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converter
    • Patent number 8,830,707
    • Issue date Sep 9, 2014
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Three-level inverter, power conditioner, and power generating system
    • Patent number 8,773,876
    • Issue date Jul 8, 2014
    • Kabushiki Kaisha Yaskawa Denki
    • Takashi Kuboyama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power conversion apparatus
    • Patent number 8,508,961
    • Issue date Aug 13, 2013
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Linear motor device
    • Patent number 8,384,317
    • Issue date Feb 26, 2013
    • Kabushiki Kaisha Yaskawa Denki
    • Toru Shikayama
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Winding switching apparatus and winding switching system
    • Patent number 8,269,450
    • Issue date Sep 18, 2012
    • Kabushiki Kaisha Yaskawa Denki
    • Koji Higashikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Apparatus for switching windings of AC three-phase motor
    • Patent number 8,183,817
    • Issue date May 22, 2012
    • Kabushiki Kaisha Yaskawa Denki
    • Koji Higashikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power conversion device
    • Patent number 8,080,958
    • Issue date Dec 20, 2011
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Apparatus for three phase PWM cycloconverter
    • Patent number 7,701,740
    • Issue date Apr 20, 2010
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    PWM inverter device
    • Patent number 7,068,526
    • Issue date Jun 27, 2006
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    PWM inverter control method
    • Patent number 7,042,741
    • Issue date May 9, 2006
    • Kabushiki Kaisha Yaskawa Denki
    • Yoshiyuki Tanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    PMW inverter control apparatus and control method
    • Patent number 7,031,172
    • Issue date Apr 18, 2006
    • Kabushiki Kaisha Yaskawa Denki
    • Yoshiyuki Tanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power inverter
    • Patent number 7,016,207
    • Issue date Mar 21, 2006
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Three-level neutral point clamping pwn inverter and neutral point v...
    • Patent number 6,795,323
    • Issue date Sep 21, 2004
    • Kabushiki Kaisha Yaskawa Denki
    • Yoshiyuki Tanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method for controlling pwm pulse
    • Patent number 6,751,105
    • Issue date Jun 15, 2004
    • Kabushiki Kaisha Yasakawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method for controlling neutral point potential of inverter of neutr...
    • Patent number 6,490,185
    • Issue date Dec 3, 2002
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Three-level neutral point clamping type inverter circuit
    • Patent number 6,226,192
    • Issue date May 1, 2001
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Multiplex pulse-width modulation power converter
    • Patent number 6,058,032
    • Issue date May 2, 2000
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi Yamanaka
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    CURRENT SOURCE POWER CONVERSION APPARATUS AND CURRENT SOURCE POWER...
    • Publication number 20150146462
    • Publication date May 28, 2015
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTER AND POWER CONVERSION METHOD
    • Publication number 20150124503
    • Publication date May 7, 2015
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Tetsumi NARITA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CURRENT SOURCE INVERTER DEVICE
    • Publication number 20150097505
    • Publication date Apr 9, 2015
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Tsuneo KUME
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRIC POWER CONVERTER AND CONTROL METHOD FOR ELECTRIC POWER CONV...
    • Publication number 20150070952
    • Publication date Mar 12, 2015
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Sadao ISHII
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    MATRIX CONVERTER AND METHOD FOR CONTROLLING MATRIX CONVERTER
    • Publication number 20140176100
    • Publication date Jun 26, 2014
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Hidenori HARA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    MATRIX CONVERTER AND METHOD FOR CONTROLLING MATRIX CONVERTER
    • Publication number 20140160824
    • Publication date Jun 12, 2014
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Kentaro INOMATA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CURRENT-SOURCE POWER CONVERTING APPARATUS
    • Publication number 20140126251
    • Publication date May 8, 2014
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Seiji FUJISAKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERSION DEVICE
    • Publication number 20130336023
    • Publication date Dec 19, 2013
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Katsutoshi YAMANAKA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTING APPARATUS
    • Publication number 20130229835
    • Publication date Sep 5, 2013
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CURRENT-SOURCE POWER CONVERTING APPARATUS
    • Publication number 20130229843
    • Publication date Sep 5, 2013
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Yushi TAKATSUKA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ALTERNATING-CURRENT/DIRECT-CURRENT CONVERTER
    • Publication number 20130088904
    • Publication date Apr 11, 2013
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Katsutoshi YAMANAKA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTER
    • Publication number 20120230067
    • Publication date Sep 13, 2012
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CURRENT-SOURCE POWER CONVERTING APPARATUS
    • Publication number 20120218801
    • Publication date Aug 30, 2012
    • Kabushiki Kaisha Yaskawa Denki
    • Katsutoshi YAMANAKA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    WINDING SWITCHING APPARATUS AND WINDING SWITCHING SYSTEM
    • Publication number 20120206083
    • Publication date Aug 16, 2012
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Koji HIGASHIKAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    THREE-LEVEL INVERTER, POWER CONDITIONER, AND POWER GENERATING SYSTEM
    • Publication number 20120002454
    • Publication date Jan 5, 2012
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Takashi KUBOYAMA
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    POWER CONVERSION APPARATUS
    • Publication number 20110149624
    • Publication date Jun 23, 2011
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Katsutoshi YAMANAKA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LINEAR MOTOR DEVICE
    • Publication number 20110101896
    • Publication date May 5, 2011
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Toru SHIKAYAMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    APPARATUS FOR SWITCHING WINDINGS OF AC THREE-PHASE MOTOR
    • Publication number 20100237815
    • Publication date Sep 23, 2010
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Koji HIGASHIKAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERSION DEVICE
    • Publication number 20090322276
    • Publication date Dec 31, 2009
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Katsutoshi YAMANAKA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTER AND POWER CONVERSION METHOD
    • Publication number 20090091954
    • Publication date Apr 9, 2009
    • KABUSHIKI KAISHA YASKAWA DENKI
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    PWM INVERTER CONTROL METHOD
    • Publication number 20060067093
    • Publication date Mar 30, 2006
    • Yoshiyuki Tanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    PWM INVERTER CONTROL APPARATUS AND CONTROL METHOD
    • Publication number 20060056211
    • Publication date Mar 16, 2006
    • Yoshiyuki Tanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Pwm inverter device
    • Publication number 20050128777
    • Publication date Jun 16, 2005
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power inverter
    • Publication number 20040174723
    • Publication date Sep 9, 2004
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Three-level neutral point clamping pwn inverter and neutral point v...
    • Publication number 20040057262
    • Publication date Mar 25, 2004
    • Yoshiyuki Tanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Method for controlling pwm pulse
    • Publication number 20030137857
    • Publication date Jul 24, 2003
    • Katsutoshi Yamanaka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER