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Toshio SUGIYAMA

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Patents Grantslast 30 patents

  • Information Patent Grant

    Crystal Unit
    • Patent number 7,973,457
    • Issue date Jul 5, 2011
    • Nihon Dempa Kogyo Co., Ltd.
    • Toshio Sugiyama
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    CRYSTAL UNIT
    • Publication number 20100259131
    • Publication date Oct 14, 2010
    • NIHON DEMPA KOGYO CO., LTD.
    • Toshio SUGIYAMA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    PIEZOELECTRIC VIBRATING DEVICES AND METHODS FOR MANUFACTURING SAME
    • Publication number 20090256449
    • Publication date Oct 15, 2009
    • Nihon Dempa Kogyo Co., Ltd.
    • Yuya Nishimura
    • H03 - BASIC ELECTRONIC CIRCUITRY