TREA

Kouhei Fujiwara

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  • Fukuyama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Circuit breaker
    • Patent number 5,457,295
    • Issue date Oct 10, 1995
    • Mitsubishi Denki Kabushiki Kaisha
    • Toshiyuki Tanibe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Air circuit breaker
    • Patent number D347623
    • Issue date Jun 7, 1994
    • Mitsubishi Denki Kabushiki Kaisha
    • Masakatsu Suzuki
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Multipole circuit breaker
    • Patent number 4,931,602
    • Issue date Jun 5, 1990
    • Mitsubishi Denki Kabushiki Kaisha
    • Haruhisa Toda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Circuit breaker with extended contact separation after trip
    • Patent number 4,321,440
    • Issue date Mar 23, 1982
    • Mitsubishi Denki Kabushiki Kaisha
    • Kouhei Fujiwara
    • H01 - BASIC ELECTRIC ELEMENTS