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Katsuaki Sakamoto

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  • Sayama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Crystal oscillator
    • Patent number 11,133,779
    • Issue date Sep 28, 2021
    • Nihon Dempa Kogyo Co., Ltd.
    • Katsuaki Sakamoto
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Crystal oscillator
    • Patent number 7,649,427
    • Issue date Jan 19, 2010
    • Nihon Dempa Kogyo Co., Ltd.
    • Fumio Asamura
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Harmonic oscillator using transmission line resonator
    • Patent number 7,538,628
    • Issue date May 26, 2009
    • Nihon Dempa Kogyo Co., Ltd.
    • Masayoshi Aikawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    High-frequency filter using coplanar line resonator
    • Patent number 7,479,856
    • Issue date Jan 20, 2009
    • Nihon Dempa Kogyo Co., Ltd.
    • Fumio Asamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    High-frequency balun
    • Patent number 7,471,165
    • Issue date Dec 30, 2008
    • Nihon Dempa Kogyo Co. Ltd.
    • Fumio Asamura
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents