TREA

Shoji Murakami

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  • Sagamihara, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cathode roller mechanism
    • Patent number 5,096,559
    • Issue date Mar 17, 1992
    • Mitsubishi Denki Kabushiki Kaisha
    • Ikuo Sasaki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Contact material for vacuum circuit breaker
    • Patent number 4,677,264
    • Issue date Jun 30, 1987
    • Mitsubishi Denki Kabushiki Kaisha
    • Mitsuhiro Okumura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Residual current transformer
    • Patent number 4,295,112
    • Issue date Oct 13, 1981
    • Mitsubishi Denki Kabushiki Kaisha
    • Yoshito Yamada
    • H01 - BASIC ELECTRIC ELEMENTS