TREA

Norimasa Ishitobi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Microstrip antenna
    • Patent number 6,452,552
    • Issue date Sep 17, 2002
    • TDK Corporation
    • Norimasa Ishitobi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lens antenna and lens antenna array
    • Patent number 6,433,751
    • Issue date Aug 13, 2002
    • TDK Corporation
    • Norimasa Ishitobi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Multilayer filter
    • Patent number 6,236,290
    • Issue date May 22, 2001
    • TDK Corporation
    • Toshiyuki Abe
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Microstrip antenna
    • Publication number 20020047803
    • Publication date Apr 25, 2002
    • TDK Corporation
    • Norimasa Ishitobi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Lens antenna and lens antenna array
    • Publication number 20020024471
    • Publication date Feb 28, 2002
    • TDK Corporation
    • Norimasa Ishitobi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Microstrip antenna
    • Publication number 20010050638
    • Publication date Dec 13, 2001
    • TDK Corporation
    • Norimasa Ishitobi
    • H01 - BASIC ELECTRIC ELEMENTS