TREA

Kenichi Sugawara

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Crystal oscillator for surface mounting
    • Patent number 8,094,463
    • Issue date Jan 10, 2012
    • Nihon Dempa Kogyo Co., Ltd.
    • Kenichi Sugawara
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Surface-mount type crystal oscillator
    • Patent number 8,031,013
    • Issue date Oct 4, 2011
    • Nihon Dempa Kogyo Co., Ltd.
    • Toshiaki Takeuchi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Surface mount crystal oscillator
    • Patent number 7,973,610
    • Issue date Jul 5, 2011
    • Nihon Dempa Kogyo Co., Ltd.
    • Kouichi Moriya
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Surface-mount crystal oscillator
    • Patent number 6,833,768
    • Issue date Dec 21, 2004
    • Nihon Dempa Kogyo Co., Ltd.
    • Hidenori Harima
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents