TREA

Toshio Utagawa

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  • Hirakata, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat exchanger apparatus
    • Patent number 4,574,872
    • Issue date Mar 11, 1986
    • Matsushita Electric Industrial Co., Ltd.
    • Nobuyuki Yano
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Air-conditioning machine
    • Patent number 4,478,053
    • Issue date Oct 23, 1984
    • Toyota Jidosha Kabushiki Kaisha
    • Nobuyuki Yano
    • F24 - HEATING RANGES VENTILATING