TREA

Naoki Kasahara

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  • Hitachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Power transforming system and method
    • Patent number 6,525,917
    • Issue date Feb 25, 2003
    • Hitachi, Ltd.
    • Hiroshi Arita
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Coil structure and coil container
    • Patent number 5,343,180
    • Issue date Aug 30, 1994
    • Hitachi, Ltd.
    • Hideshi Fukumoto
    • H01 - BASIC ELECTRIC ELEMENTS