YL

Yung-Ching Lai

📍 Guoxing Township, TW: #95 of 230 inventorsTop 45%
Overall (All Time): #1,879,077 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11021909 Spring roller blind system — 2021-06-01
9476253 Automatic cord collector of a window blind — 2016-10-25