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Yoshinobu Hamada

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Circuit breaker
    • Patent number 6,800,822
    • Issue date Oct 5, 2004
    • Fuji Electric Co., Ltd.
    • Yoshinobu Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Breaking mechanism for circuit breaker
    • Patent number 6,621,020
    • Issue date Sep 16, 2003
    • Fuji Electric Co., Ltd.
    • Kentaro Toyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Handle operating mechanism in circuit breaker
    • Patent number 6,606,229
    • Issue date Aug 12, 2003
    • Fuji Electric Co., Ltd.
    • Tatsunori Takahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Circuit breaker
    • Patent number 6,566,618
    • Issue date May 20, 2003
    • Fuji Electric Co., Ltd.
    • Yoshinobu Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Handle-operating mechanism for a circuit breaker including intermes...
    • Patent number 6,518,526
    • Issue date Feb 11, 2003
    • Fuji Electric Co., Ltd.
    • Yoshinobu Hamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Manual motor starter
    • Patent number D468687
    • Issue date Jan 14, 2003
    • Fuji Electric Co., Ltd.
    • Yoshinobu Hamada
    • D13 - Equipment for production, distribution, or transformation of energy

Patents Applicationslast 30 patents