BQ

Bing Qin

Overall (2022): #175,098 of 548,613Top 35%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11429014 Laser animation projection device and a control method thereof Meihang Cai, Dejun Jiang 2022-08-30
11302939 Direct liquid fuel cell power generation device Hai Sun, Shengnan Ma, Gongquan Sun 2022-04-12