TREA

Harunobu Tsuchiya

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electroacoustic transducer
    • Patent number 6,807,283
    • Issue date Oct 19, 2004
    • Star Micronics Co., Ltd.
    • Mitsuhiro Masuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Electroacoustic transducer
    • Publication number 20030086584
    • Publication date May 8, 2003
    • STAR MICRONICS CO., LTD.
    • Mitsuhiro Masuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Manufacturing method for electroacoustic transducer
    • Publication number 20030084562
    • Publication date May 8, 2003
    • STAR MICRONICS CO., LTD.
    • Mitsuhiro Masuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE