TREA

Hajime Esumi

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Motor-driven needle valve for refrigerating circuit and refrigerati...
    • Patent number 6,701,744
    • Issue date Mar 9, 2004
    • Daikin Industries, Ltd.
    • Ryuzaburo Yajima
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerating device
    • Patent number 6,481,229
    • Issue date Nov 19, 2002
    • Daikin Industries, Ltd.
    • Ryuzaburo Yajima
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...