SG

Shiwen Guo

SC Shenzhen Grandsun Electronic Co.: 1 patents #6 of 12Top 50%
Overall (2024): #66,918 of 561,600Top 15%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1033396 Earphone Jiugao Peng, Haiquan Wu, Ruiwen Shi, Guixiao He, Fuhua He +2 more 2024-07-02
D1028930 Earphone Jiugao Peng, Ruiwen Shi, Guixiao He, Lei Cao, Zhangliang Xiong +1 more 2024-05-28
11991494 Keyless control device and earphone Xin Yu, Hui-Chun Yang, Xuming He, Xianzhuo Qin, Ruiwen Shi +1 more 2024-05-21