TREA

Takuji Torii

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Patents Grantslast 30 patents

  • Information Patent Grant

    Inverter device
    • Patent number 5,091,823
    • Issue date Feb 25, 1992
    • Hitachi, Ltd.
    • Takatsugu Kanbara
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    LSI temperature control system
    • Patent number 5,052,472
    • Issue date Oct 1, 1991
    • Hitachi, Ltd.
    • Kenji Takahashi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Apparatus and method for performing heat treatment on semiconductor...
    • Patent number 5,001,327
    • Issue date Mar 19, 1991
    • Hitachi, Ltd.
    • Shigeki Hirasawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Falling film evaporator
    • Patent number 4,918,944
    • Issue date Apr 24, 1990
    • Hitachi, Ltd.
    • Kenji Takahashi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat exchanger
    • Patent number 4,756,362
    • Issue date Jul 12, 1988
    • Hitachi, Ltd.
    • Mituo Kudoh
    • F28 - HEAT EXCHANGE IN GENERAL