LF

Lifeng Feng

📍 Cixi City, CN: #10 of 26 inventorsTop 40%
Overall (2025): #305,670 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D1088068 3D printer filament dryer box — 2025-08-12