Patents/Inventors

Qiang Dan

WuhanCN17 patents

15 Patents

US126101792026
Speaker Device
AAC Kaitai Technologies (Wuhan) CO., Ltd.
0 cites
US125837392026
MEMS Speaker
AAC Kaitai Technologies (Wuhan) CO., Ltd.
0 cites
US125568462026
Earphone
AAC KAITAI TECHNOLOGIES (WUHAN) CO., Ltd
0 cites
US125321292026
Acoustic Sensor and Manufacturing Method Therefor
AAC Technologies Pte. Ltd.
0 cites
US123357022025
Method for Manufacturing MEMS Acoustic Sensor
AAC Kaitai Technologies (Wuhan) CO., Ltd
0 cites
US123170442025
MEMS Piezoelectric Speaker
AAC Kaital Technologies (Wuhan) CO., Ltd
0 cites
US122676462025
Acoustic Transducer and Method for Manufacturing Acoustic Transducer
AAC Technologies Pte. Ltd.
0 cites
US122621752025
Acoustic Transducer and Method for Manufacturing Acoustic Transducer
AAC Technologies Pte. Ltd.
0 cites
US122384792025
MEMS Speaker and Manufacturing Method for Same
AAC Kaitai Technologies (Wuhan) CO., Ltd
0 cites
US121927022025
MEMS Speaker
AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., Ltd.
0 cites
US120158962024
Piezoelectric Speaker
AAC KAITAI TECHNOLOGIES (WUHAN) CO., Ltd
0 cites
US119685072024
Speaker Having First Diaphragm, Second Diaphragm with Different Stiffness from First Diaphragm, and Driver Located in Through Hole of First Diaphragm
AAC Kaital Technologies (Wuhan) CO., Ltd
0 cites
US119500702024
Sound Production Device
AAC KAITAI TECHNOLOGIES (WUHAN) CO., Ltd
0 cites
US119101552024
MEMS Speaker
AAC Kaital Technologies (Wuhan) CO., Ltd
0 cites
US118954642024
MEMS Speaker and Speaker Assembly Structure
AAC Microtech (Changzhou) Co., Ltd.
0 cites