CF

Chaoqian Feng

📍 Zhumadian, CN: #2 of 11 inventorsTop 20%
Overall (2025): #65,943 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

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