XS

Xiangke Shan

SC Shenzhen Grandsun Electronic Co.: 1 patents #19 of 36Top 55%
Overall (2020): #221,228 of 565,922Top 40%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D900057 Headphone Haiquan Wu, Zhonghui Tang, Jiugao Peng, Ruiwen Shi 2020-10-27