TREA

Osamu Yamamoto

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Expansion valve
    • Patent number 5,060,485
    • Issue date Oct 29, 1991
    • Fujikoki America, Inc.
    • Masaru Watanabe
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Expansion valve
    • Patent number 4,819,443
    • Issue date Apr 11, 1989
    • Fujikoki America, Inc.
    • Masaru Watanabe
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...