JL

Jiayi Lai

📍 Qingyuan, CN: #9 of 39 inventorsTop 25%
Overall (All Time): #1,730,132 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12385731 Stair tread measurer 2025-08-12
D1086903 Sliding sleeve and sliding rod of stair tread measuring ruler 2025-08-05