JC

Jie Chen

SC Suzhou Sonavox Electronics Co.: 1 patents #3 of 12Top 25%
Overall (2022): #405,858 of 548,613Top 75%
1
Patents 2022

Issued Patents 2022

Patent #TitleCo-InventorsDate
11290822 High-pitched loudspeaker Peng Gao, Guoqiang Chai, Yuping Xie, Jianming Zhou 2022-03-29