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Hidetake Okada

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  • Yokosuka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Nitrogen production method
    • Patent number 4,617,037
    • Issue date Oct 14, 1986
    • Nippon Sanso Kabushiki Kaisha
    • Hidetake Okada
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process for recovering argon
    • Patent number 4,575,388
    • Issue date Mar 11, 1986
    • Nihon Sanso Kabushiki Kaisha
    • Hidetake Okada
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...