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Satoshi Numata

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Patents Grantslast 30 patents

  • Information Patent Grant

    Centrifugal separator and administration of user and actual operati...
    • Patent number 6,679,821
    • Issue date Jan 20, 2004
    • Hitachi Koko Co., Ltd.
    • Satoshi Numata
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Motor control apparatus
    • Patent number 6,204,627
    • Issue date Mar 20, 2001
    • Hitachi Koki Co. Ltd.
    • Shinji Watanabe
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Centrifugal apparatus with protection
    • Patent number 5,917,688
    • Issue date Jun 29, 1999
    • Hitachi Koki Co., Ltd.
    • Nobuharu Kido
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Centrifuge management system
    • Patent number 5,871,435
    • Issue date Feb 16, 1999
    • Hitachi Koki Co., Ltd.
    • Satoshi Numata
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...