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Masayuki Hirabayashi

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  • Fukuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    DC/DC converter including a Zener diode having a substantially zero...
    • Patent number 7,123,488
    • Issue date Oct 17, 2006
    • Mitsumi Electric Co., Ltd.
    • Masayuki Hirabayashi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Adapter
    • Patent number D517985
    • Issue date Mar 28, 2006
    • Mitsumi Electric Co., Ltd.
    • Masayuki Hirabayashi
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Adapter
    • Patent number D452842
    • Issue date Jan 8, 2002
    • Mitsumi Electric Co., Ltd.
    • Terutomo Kajiwara
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    AC-DC adapter
    • Patent number 5,726,875
    • Issue date Mar 10, 1998
    • Mitsumi Electric Co. Ltd.
    • Masayuki Hirabayashi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents