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Kouki Yamamoto

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  • Hitachinaka-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    DRIVE DEVICE FOR ALTERNATING CURRENT MOTOR AND ELECTRIC MOTOR VEHICLE
    • Publication number 20110204831
    • Publication date Aug 25, 2011
    • Hitachi, Ltd.
    • Yoshitaka Iwaji
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    INDUCTION MOTOR CONTROLLER
    • Publication number 20080169783
    • Publication date Jul 17, 2008
    • KOUKI YAMAMOTO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    DRIVER FOR INDUCTION MOTOR AND METHOD OF DRIVING THE SAME
    • Publication number 20070210741
    • Publication date Sep 13, 2007
    • Koichiro Nagata
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Air conditioner having permanent magnet rotating electric machine
    • Publication number 20030178905
    • Publication date Sep 25, 2003
    • Haruo Koharagi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Permanent magnet rotating electric machine
    • Publication number 20030057785
    • Publication date Mar 27, 2003
    • Haruo Koharagi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Door system including linear motor driving mechanism
    • Publication number 20030037996
    • Publication date Feb 27, 2003
    • Kouki Yamamoto
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    VEHICLE OPERATING SYSTEM
    • Publication number 20030030411
    • Publication date Feb 13, 2003
    • Hitachi, Ltd.
    • Hideki Ayano
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Elevator
    • Publication number 20020112924
    • Publication date Aug 22, 2002
    • HITACHI LTD.
    • Kazuhisa Mori
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Door system
    • Publication number 20020050426
    • Publication date May 2, 2002
    • Kouki Yamamoto
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Linear motor
    • Publication number 20020050743
    • Publication date May 2, 2002
    • Takashi Okada
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Permanent magnet rotating electric machine
    • Publication number 20020047434
    • Publication date Apr 25, 2002
    • Haruo Koharagi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Permanent magnet rotating electric machine
    • Publication number 20020036436
    • Publication date Mar 28, 2002
    • Haruo Koharagi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER