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Syuntaro Koyama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Coal gasifier
    • Patent number 4,773,917
    • Issue date Sep 27, 1988
    • Babcock-Hitachi Kabushiki Kaisha
    • Atsushi Morihara
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Entrained flow coal gasification process
    • Patent number 4,531,949
    • Issue date Jul 30, 1985
    • Hitachi, Ltd.
    • Syuntaro Koyama
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...