TREA

Shigeru Yamaji

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  • Amagasaki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas circuit breaker
    • Patent number 4,450,329
    • Issue date May 22, 1984
    • Mitsubishi Denki Kabushiki Kaisha
    • Satomi Arimoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Enclosed lightning arrester
    • Patent number 4,234,902
    • Issue date Nov 18, 1980
    • Mitsubishi Denki Kabushiki Kaisha
    • Yukio Fujiwara
    • H01 - BASIC ELECTRIC ELEMENTS