TREA

Minoru Katayama

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  • Hiroshima, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Artificial snow system with air roof
    • Patent number 6,318,110
    • Issue date Nov 20, 2001
    • Kabushiki Kaisha Piste Snow Industries
    • Minoru Katayama
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Snow producing system in which meltwater is reused
    • Patent number 6,295,824
    • Issue date Oct 2, 2001
    • Kabushiki Kaisha Piste Snow Industries
    • Minoru Katayama
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...