TREA

Masaki Hiratsuka

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Direct-current circuit breaker
    • Patent number 9,413,157
    • Issue date Aug 9, 2016
    • Mitsubishi Electric Corporation
    • Kazuyori Tahata
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Each area automatic selection receiver for emergency radio signal
    • Patent number 6,535,164
    • Issue date Mar 18, 2003
    • General Research of Electronics, Inc.
    • Kazuyoshi Imazeki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Phase control switch apparatus
    • Patent number 6,493,203
    • Issue date Dec 10, 2002
    • Mitsubishi Denki Kabushiki Kaisha
    • Hiroki Ito
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents