CF

Chaoqian Feng

📍 Zhumadian, CN: #7 of 18 inventorsTop 40%
Overall (All Time): #1,311,787 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1072901 Microscope 2025-04-29
D1072902 Microscope 2025-04-29
D1057043 Toy water gun 2025-01-07