GC

Guoqiang Chai

SC Suzhou Sonavox Electronics Co.: 12 patents #1 of 20Top 5%
Overall (All Time): #363,154 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12356136 Vehicle-mounted woofer device and design method therefor Xiafeng Xue 2025-07-08
12294847 Tweeter and automobile audio system Yuewu Shen, Yuping Xie, Peng Gao, Bo Gu 2025-05-06
11962987 Magnetic circuit of loudspeaker and loudspeaker Yuewu Shen, Shenggang Tao, Bo Gu, Xiaoqing Wang 2024-04-16
11950072 Mid-range loudspeaker Yuewu Shen, Bo Gu 2024-04-02
11849277 Loudspeaker system Yuewu Shen, Shenggang Tao, Jianfeng Tang, Xiaoqing Wang 2023-12-19
11312530 Speaker packaging device and package body Yu Wang, Xiaoping Gu, Yuezhen Li, Xiaoqing Wang 2022-04-26
11290822 High-pitched loudspeaker Peng Gao, Jie Chen, Yuping Xie, Jianming Zhou 2022-03-29
11279278 Pedestrian warning device having grille cover Xiafeng Xue, Jianming Zhou, Shenggang Tao, Kaihua Qian 2022-03-22
11089400 Coaxial loudspeaker Shenggang Tao, Kaihua Qian, Yuewu Shen, Xiaoqing Wang 2021-08-10
10960803 Automotive headrest Tingting Fu, Xiaofeng Wu, Xiaoqing Wang, Yuezhen Li, Jianming Zhou 2021-03-30
9942682 Implementation method and device of multi-bit modulation-based digital speaker system Dengyong Ma, Jun Yang, Jianming Zhou, Yefeng CAI, Yongsheng MU 2018-04-10
9042580 Diaphragm Peng Gao, Jianming Zhou 2015-05-26
8620005 All-digital speaker system device Dengyong Ma, Jun Yang, Jianming Zhou 2013-12-31