KQ

Kaihua Qian

SC Suzhou Sonavox Electronics Co.: 1 patents #3 of 9Top 35%
Overall (2021): #381,179 of 548,734Top 70%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11089400 Coaxial loudspeaker Shenggang Tao, Yuewu Shen, Xiaoqing Wang, Guoqiang Chai 2021-08-10