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Yoshiaki Igarashi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Three-phase DC brushless motor and winding method
    • Patent number 7,579,736
    • Issue date Aug 25, 2009
    • Panasonic Corporation
    • Hideki Nishino
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Motor driving device, motor driving method, and motor apparatus
    • Patent number 7,365,506
    • Issue date Apr 29, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Yasunori Yamamoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Motor driving device and motor driving method
    • Patent number 7,298,106
    • Issue date Nov 20, 2007
    • Matsushita Electric Industrial Co., Ltd.
    • Yasunori Yamamoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Motor driving apparatus and motor driving method
    • Patent number 7,122,980
    • Issue date Oct 17, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Shinichi Kuroshima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Washing machine
    • Patent number 6,163,912
    • Issue date Dec 26, 2000
    • Matsushita Electric Industrial Co., Ltd.
    • Sadahiro Matsuura
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Motor control apparatus
    • Patent number 6,081,087
    • Issue date Jun 27, 2000
    • Matsushita Electric Industrial Co., Ltd.
    • Tomokuni Iijima
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Motor controller
    • Patent number 5,936,378
    • Issue date Aug 10, 1999
    • Matsushita Electric Industrial Co., Ltd.
    • Tomokuni Iijima
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Control system for an induction motor
    • Patent number 5,701,066
    • Issue date Dec 23, 1997
    • Matshushita Electric Industrial Co., Ltd.
    • Sadahiro Matsuura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Control system for an induction motor
    • Patent number 5,670,854
    • Issue date Sep 23, 1997
    • Matsushita Electric Industrial Co., Ltd.
    • Sadahiro Matsuura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Controller for permanent magnet synchronous motor
    • Patent number 5,652,495
    • Issue date Jul 29, 1997
    • Matsushita Electric Industrial Co., Ltd.
    • Kazushige Narazaki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Camera apparatus which automatically corrects image fluctuations
    • Patent number 5,526,045
    • Issue date Jun 11, 1996
    • Matsushita Electric Industrial Co., Ltd.
    • Mitsuaki Oshima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera apparatus
    • Patent number 5,294,991
    • Issue date Mar 15, 1994
    • Matsushita Electric Industrial Co., Ltd.
    • Mitsuaki Oshima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera apparatus
    • Patent number 5,062,696
    • Issue date Nov 5, 1991
    • Matsushita Electric Industrial Co., Ltd.
    • Mitsuaki Oshima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera apparatus with fluctuation suppressing means
    • Patent number 5,020,890
    • Issue date Jun 4, 1991
    • Matsushita Electric Industrial Co., Ltd.
    • Mitsuaki Oshima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera apparatus with means for suppressing fluctuations of the image
    • Patent number 4,856,882
    • Issue date Aug 15, 1989
    • Matsushita Electric Industrial Co., Ltd.
    • Mitsuaki Oshima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Camera apparatus
    • Patent number 4,713,697
    • Issue date Dec 15, 1987
    • Matsushita Electric Industrial Co., Ltd.
    • Makoto Gotou
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Servo system
    • Patent number 4,636,696
    • Issue date Jan 13, 1987
    • Matsushita Electric Industrial Co., Ltd.
    • Hiroshi Minakuchi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Driving circuit for brushless DC motors
    • Patent number 4,633,150
    • Issue date Dec 30, 1986
    • Matsushita Electric Industrial Co., Ltd.
    • Toshio Inaji
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Camera apparatus
    • Patent number 4,623,930
    • Issue date Nov 18, 1986
    • Matsushita Electric Industrial Co., Ltd.
    • Mitsuaki Oshima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Phase control circuit and magnetic reproducing apparatus using the...
    • Patent number 4,484,235
    • Issue date Nov 20, 1984
    • Matsushita Electric Industrial Co., Ltd.
    • Nobuyoshi Yokobori
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Brushless DC motor
    • Patent number 4,472,666
    • Issue date Sep 18, 1984
    • Matsushita Electric Industrial Co., Ltd.
    • Takafumi Akeda
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Capacitance to voltage conversion apparatus
    • Patent number 4,404,481
    • Issue date Sep 13, 1983
    • Matsushita Electric Industrial Co., Ltd.
    • Toshimine Ide
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Differential output circuit
    • Patent number 4,395,682
    • Issue date Jul 26, 1983
    • Matsushita Electric Industrial Co., Ltd.
    • Nobuyoshi Yokobori
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Device for driving magnetic tape
    • Patent number 4,393,422
    • Issue date Jul 12, 1983
    • Matsushita Electric Industrial Co., Ltd.
    • Nobuyoshi Yokobori
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Drive system for a brushless DC motor
    • Patent number 4,344,023
    • Issue date Aug 10, 1982
    • Matsushita Electric Industrial Co., Ltd.
    • Nobuyoshi Yokobori
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Motor speed adjusting apparatus
    • Patent number 4,211,967
    • Issue date Jul 8, 1980
    • Matsushita Electric Industrial Co., Ltd.
    • Ryo Akiyama
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Motor speed control apparatus
    • Patent number 4,105,935
    • Issue date Aug 8, 1978
    • Matsushita Electric Industrial Co., Ltd.
    • Kazuo Arai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents