TREA

Masanao Hamaguchi

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  • Chiba, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Reset circuit
    • Patent number 6,351,163
    • Issue date Feb 26, 2002
    • Seiko Instruments Inc.
    • Hirokazu Yoshizawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Charge and discharge control circuit and chargeable power supply unit
    • Patent number 6,060,863
    • Issue date May 9, 2000
    • Seiko Instruments Inc.
    • Atsushi Sakurai
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Charge and discharge control circuit
    • Patent number 6,052,016
    • Issue date Apr 18, 2000
    • Seiko Instruments Inc.
    • Kazunari Sugiura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Charge and discharge control circuit
    • Patent number 5,959,437
    • Issue date Sep 28, 1999
    • Seiko Instruments Inc.
    • Masanao Hamaguchi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER