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Liguo RAO

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  • Suzhou City, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20250142252
    • Publication date May 1, 2025
    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
    • LiGuo Rao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20250142261
    • Publication date May 1, 2025
    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
    • LiGuo Rao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SPEAKER DEVICE
    • Publication number 20250142260
    • Publication date May 1, 2025
    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
    • LiGuo Rao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    FULL-BANDWIDTH DUAL-SIDED SPEAKER DEVICE
    • Publication number 20250106547
    • Publication date Mar 27, 2025
    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
    • LiGuo Rao
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20250063308
    • Publication date Feb 20, 2025
    • MERRY ELECTRONICS (SUZHOU) CO.,LTD.
    • LiGuo RAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20250063307
    • Publication date Feb 20, 2025
    • MERRY ELECTRONICS (SUZHOU) CO.,LTD.
    • LiGuo RAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20250063278
    • Publication date Feb 20, 2025
    • MERRY ELECTRONICS (SUZHOU) CO.,LTD.
    • LiGuo RAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20250063309
    • Publication date Feb 20, 2025
    • MERRY ELECTRONICS (SUZHOU) CO.,LTD.
    • LiGuo RAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VIBRATING DIAPHRAGM AND LOUDSPEAKER
    • Publication number 20240381028
    • Publication date Nov 14, 2024
    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
    • Huaming Wan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    LOUDSPEAKER MODULE AND ELECTRONIC DEVICE
    • Publication number 20240365066
    • Publication date Oct 31, 2024
    • MERRY ELECTRONICS (SUZHOU) CO., LTD.
    • Liguo RAO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE