TREA

Sigeru Okabe

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  • Hitachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel cell
    • Patent number 4,699,853
    • Issue date Oct 13, 1987
    • Hitachi, Ltd.
    • Hideo Okada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Process for producing an electrolyte retaining matrix of electrical...
    • Patent number 4,656,735
    • Issue date Apr 14, 1987
    • Hitachi, Ltd.
    • Hideo Okada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fuel cell
    • Patent number 4,542,079
    • Issue date Sep 17, 1985
    • Hitachi, Ltd.
    • Masato Takeuchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fuel cell
    • Patent number 4,480,017
    • Issue date Oct 30, 1984
    • Hitachi, Ltd.
    • Masato Takeuchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fused carbonate fuel cell
    • Patent number 4,476,199
    • Issue date Oct 9, 1984
    • Hitachi, Ltd.
    • Masato Takeuchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fuel cell electrode
    • Patent number 4,446,210
    • Issue date May 1, 1984
    • Hitachi, Ltd.
    • Hideo Okada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Molten carbonate fuel cell
    • Patent number 4,436,794
    • Issue date Mar 13, 1984
    • Hitachi, Ltd.
    • Masato Takeuchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fuel cell
    • Patent number 4,407,905
    • Issue date Oct 4, 1983
    • Hitachi, Ltd.
    • Seizi Takeuchi
    • H01 - BASIC ELECTRIC ELEMENTS