SC

Shenghong CAI

HC Hangzhou Qingqi Science And Technology Co.: 1 patents #4 of 7Top 60%
Overall (2022): #264,476 of 548,613Top 50%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11292545 Multimedia systems for shared bicycles Gang Li, Guotai HE, Zaixing Li, Sheng-Hsu Liu 2022-04-05