TREA

Shumi Kumagai

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multilayer filter
    • Patent number 7,277,270
    • Issue date Oct 2, 2007
    • TDK Corporation
    • Takahiro Sato
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    Multilayer filter
    • Publication number 20070069836
    • Publication date Mar 29, 2007
    • TDK Corporation
    • Takahiro Sato
    • H03 - BASIC ELECTRONIC CIRCUITRY