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Yoshifumi Ito

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  • Hiroshima, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for heat treatment of coal
    • Patent number 4,769,042
    • Issue date Sep 6, 1988
    • Mitsubishi Jukogyo Kabushiki Kaisha
    • Yoshifumi Ito
    • F26 - DRYING
  • Information Patent Grant

    Process for heat treatment of coal
    • Patent number 4,308,668
    • Issue date Jan 5, 1982
    • Mitsubishi Jukogyo Kabushiki Kaisha
    • Yoshifumi Ito
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...