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Toshihiro Isoi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrolyte feeder for battery
    • Patent number 4,980,249
    • Issue date Dec 25, 1990
    • Yuasa Battery Co., Ltd.
    • Toshihiro Isoi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lead-acid storage battery
    • Patent number 4,898,796
    • Issue date Feb 6, 1990
    • Yuasa Battery Co., Ltd.
    • Hiroshi Furukawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrolyte feeder for battery
    • Patent number 4,833,047
    • Issue date May 23, 1989
    • Yuasa Battery Co., Ltd.
    • Toshihiro Isoi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrolyte container for battery and method of filling electrolyte
    • Patent number 4,565,750
    • Issue date Jan 21, 1986
    • Honda Giken Kogyo Kabushiki Kaisha
    • Toshihiro Isoi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Storage battery
    • Patent number 4,127,707
    • Issue date Nov 28, 1978
    • Yuasa Battery Company Limited
    • Tokuji Ohya
    • H01 - BASIC ELECTRIC ELEMENTS