Inventor
HAN RUIXIN
CN7 patents
Patents
7 patentsUS11838705B2Dec 5, 2023
Earphone
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US12506997B2Dec 23, 2025
Earphone
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Earphone
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US12088989B2Sep 10, 2024
Earphone
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US11985473B2May 14, 2024
Earphone
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US12413915B2Sep 9, 2025
Systems and methods for suppressing sound leakage
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US12389172B2Aug 12, 2025
Systems and methods for suppressing sound leakage
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