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Shenzhen, CN
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Patents Grants
last 30 patents
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Patent Grant
Speaker
Patent number
12,003,938
Issue date
Jun 4, 2024
AAC Microtech (Changzhou) Co., Ltd.
Kejia Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Acoustic device
Patent number
11,950,071
Issue date
Apr 2, 2024
AAC Microtech (Changzhou) Co., Ltd.
Weimin Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND APPARATUS FOR ELIMINATING SOUND LEAKAGE
Publication number
20240087555
Publication date
Mar 14, 2024
AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
Kejia Liu
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
METHOD AND APPARATUS FOR EMILINATING SOUND LEAKAGE
Publication number
20240089654
Publication date
Mar 14, 2024
AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
Yuheng Jiang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Acoustic Device
Publication number
20230199393
Publication date
Jun 22, 2023
AAC Microtech (Changzhou) Co., Ltd.
Weimin Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPEAKER
Publication number
20230199396
Publication date
Jun 22, 2023
AAC Microtech (Changzhou) Co., Ltd.
Kejia Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE