TREA

Chikako Takada

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable mobile unit
    • Patent number 6,928,306
    • Issue date Aug 9, 2005
    • Hitachi, Ltd.
    • Masayuki Matsuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Portable mobile unit
    • Publication number 20050181838
    • Publication date Aug 18, 2005
    • Hitachi, Ltd
    • Masayuki Matsuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Portable mobile unit
    • Publication number 20010014616
    • Publication date Aug 16, 2001
    • Masayuki Matsuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE