Patents/Inventors

Guoqiang Chai

JiangsuCN12 patents

7 Patents

US126216222026
System and Method for Verifying Power Amplifier of On-board Audio System
Suzhou Sonavox Electronics Co., Ltd.
0 cites
US125812312026
Coaxial Loudspeaker with Horn and Shape Optimization Method Therefor
Suzhou Sonavox Electronics Co., Ltd.
0 cites
US123561362025
Vehicle-mounted Woofer Device and Design Method Therefor
SUZHOU SONAVOX ELECTRONICS CO., Ltd.
0 cites
US122948472025
Tweeter and Automobile Audio System
SUZHOU SONAVOX ELECT/RONICS CO., Ltd.
0 cites
US119629872024
Magnetic Circuit of Loudspeaker and Loudspeaker
Suzhou Sonavox Electronics Co., Ltd.
0 cites
US119500722024
Mid-range Loudspeaker
Suzhou Sonavox Electronics Co., Ltd.
0 cites
US118492772023
Loudspeaker System
SUZHOU SONAVOX ELECTRONICS CO., Ltd.
0 cites