SC

Shenghong CAI

HC Hangzhou Qingqi Science And Technology Co.: 1 patents #5 of 8Top 65%
Overall (2021): #265,594 of 548,734Top 50%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11055804 Heartbeat control system for shared bicycles Gang Li, Guotai HE, Meimiao Feng, Sheng-Hsu Liu 2021-07-06