TREA

Asao Hanzawa

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel reforming apparatus
    • Patent number 4,935,037
    • Issue date Jun 19, 1990
    • Hitachi, Ltd.
    • Kazuhito Koyama
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Fuel reforming apparatus
    • Patent number 4,861,348
    • Issue date Aug 29, 1989
    • Hitachi, Ltd.
    • Kazuhito Koyama
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Air supply apparatus for fuel cell system
    • Patent number 4,759,997
    • Issue date Jul 26, 1988
    • Hitachi, Ltd.
    • Hideo Ohyauchi
    • H01 - BASIC ELECTRIC ELEMENTS