SG

Shiwen Guo

SC Shenzhen Grandsun Electronic Co.: 1 patents #12 of 30Top 40%
Overall (2019): #121,446 of 560,194Top 25%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D840371 Wireless headset Fu Xiong, Haiquan Wu, Xin Yu, Ruiwen Shi, Jiugao Peng 2019-02-12
D839849 In ear wireless headset Ping Li, Xin Yu, Haiquan Wu, Ruiwen Shi 2019-02-05