TREA

Kousaku Yamagata

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter circuit with series and parallel elements
    • Patent number 7,061,345
    • Issue date Jun 13, 2006
    • Mitsubishi Denki Kabushiki Kaisha
    • Koichiro Misu
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Waveguide group branching filter
    • Patent number 6,847,270
    • Issue date Jan 25, 2005
    • Mitsubishi Denki Kabushiki Kaisha
    • Naofumi Yoneda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Multi-layered inductance element
    • Patent number 6,657,530
    • Issue date Dec 2, 2003
    • Mitsubishi Denki Kabushiki Kaisha
    • Kousaku Yamagata
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Filter circuit
    • Publication number 20040246077
    • Publication date Dec 9, 2004
    • Koichiro Misu
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Multi-layered inductance element
    • Publication number 20030112115
    • Publication date Jun 19, 2003
    • Mitsubishi Denki Kabushiki Kaisha
    • Kousaku Yamagata
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Waveguide group branching filter
    • Publication number 20030006866
    • Publication date Jan 9, 2003
    • Naofumi Yoneda
    • H01 - BASIC ELECTRIC ELEMENTS