TREA

Maki Takehara

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  • Minamitsuru-gun, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light-emitting diode
    • Patent number D669041
    • Issue date Oct 16, 2012
    • Citizen Electronics Co., Ltd.
    • Sadato Imai
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Light-emitting diode
    • Patent number D615052
    • Issue date May 4, 2010
    • Citizen Electronics Co. Ltd.
    • Sadato Imai
    • D13 - Equipment for production, distribution, or transformation of energy