TREA

Hachiro Sato

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  • Tokyo, JP
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Patents Applicationslast 30 patents

  • Information Patent Application

    Directional optical mircophone
    • Publication number 20020114477
    • Publication date Aug 22, 2002
    • Alexander Paritsky
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Video camera with microphone
    • Publication number 20020080241
    • Publication date Jun 27, 2002
    • PHONE-OR LTD.
    • Alexander Paritsky
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE