QF

Qianglong Fan

Overall (All Time): #2,763,297 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11186208 Child safety seat and its manufacturing process Jianhong Qian, Jianhong Yuan, Hangjian Qiu, Mingjun Liu, Chaoyang SHEN 2021-11-30