TREA

Toshiaki Hitosugi

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  • Numazu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat exchanger
    • Patent number 5,170,636
    • Issue date Dec 15, 1992
    • Kabushiki Kaisha Toshiba
    • Toshiaki Hitosugi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Rotary compressor
    • Patent number 5,050,233
    • Issue date Sep 17, 1991
    • Kabushiki Kaisha Toshiba
    • Toshiaki Hitosugi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Compressing apparatus with extended variable capacity range and cap...
    • Patent number 5,013,217
    • Issue date May 7, 1991
    • Kabushiki Kaisha Toshiba
    • Toshiaki Hitosugi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Humidity-measuring device for use with an air conditioner
    • Patent number 4,386,502
    • Issue date Jun 7, 1983
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Kenji Umezu
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Air conditioner
    • Patent number 4,385,505
    • Issue date May 31, 1983
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Kenji Umezu
    • F24 - HEATING RANGES VENTILATING