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Suzhou Yichuan Acoustic Technology Co., LTD.

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  • Suzhou, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    A THIN-TYPE PHONE RECEIVER
    • Publication number 20210127192
    • Publication date Apr 29, 2021
    • Suzhou Yichuan Acoustic Technology Co., LTD.
    • Yiqian WU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SOUND PRODUCING DEVICE
    • Publication number 20200366984
    • Publication date Nov 19, 2020
    • Suzhou Yichuan Acoustic Technology Co., LTD.
    • Xiaoming CHEN
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

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