RS

Ruiwen Shi

SC Shenzhen Grandsun Electronic Co.: 3 patents #1 of 12Top 9%
Overall (2024): #30,524 of 561,600Top 6%
5
Patents 2024

Issued Patents 2024

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D1042407 Earphone Jiugao Peng, Haiquan Wu, Chuan Wang, Zhijun Zhang, Chuanqi Zhang 2024-09-17
D1033396 Earphone Jiugao Peng, Haiquan Wu, Shiwen Guo, Guixiao He, Fuhua He +2 more 2024-07-02
D1028930 Earphone Jiugao Peng, Shiwen Guo, Guixiao He, Lei Cao, Zhangliang Xiong +1 more 2024-05-28
11991494 Keyless control device and earphone Shiwen Guo, Xin Yu, Hui-Chun Yang, Xuming He, Xianzhuo Qin +1 more 2024-05-21
D1026856 Pair of wireless earphones Jiugao Peng, Haiquan Wu, Tao Han, Zhijun Zhang, Chuanqi Zhang 2024-05-14