Patents/Inventors

Kejia Liu

NanjingCN13 patents

13 Patents

US126101822026
Smart Device for Reducing Sound Leakage, Method, and System, and Computer Device
AAG Technologies (Nanjing) Co., Ltd.
0 cites
US125633412026
Transducer Protection System and Method
AAC Technologies (Nanjing) Co., Ltd.
0 cites
US124772742025
Coaxial Speaker Protection Method, Coaxial Speaker Protection System, Coaxial Speaker Protection Device, and Coaxial Speaker Protector
AAC Technologies (Nanjing) Co., Ltd.
0 cites
US124525922025
Coaxial Speaker Protection Method, Coaxial Speaker Protection System, Coaxial Speaker Protection Device, and Coaxial Speaker Protector
AAC Technologies (Nanjing) Co., Ltd.
0 cites
US122895852025
Method and Apparatus for Eliminating Sound Leakage
AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., Ltd.
0 cites
US121545382024
Method and Apparatus for Eliminating Sound Leakage
AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., Ltd.
0 cites
US120039382024
Speaker
AAC Microtech (Changzhou) Co., Ltd.
0 cites
US119500712024
Acoustic Device
AAC Microtech (Changzhou) Co., Ltd.
0 cites
US119435962024
Acoustic Device
AAC Microtech (Changzhou) Co., Ltd.
0 cites
US117629332023
Providing Search Results Based on a Compositional Query
Google LLC
0 cites
US117500742023
Linear Vibration Motor with Elastic Member and Flexible PCB Fixed on a Fixing Member via Positioning Holes
AAC Microtech (Changzhou) Co., Ltd.
0 cites
US116971332023
Linear Motor
AAC Microtech (Changzhou) Co., Ltd.
0 cites
US116411512023
Linear Vibration Motor with Elastic Members with Brackets, Foams and Damping Glue
AAC Microtech (Changzhou) Co., Ltd.
0 cites