RS

Ricky Shum

📍 Wingfoot, CA: #5 of 6 inventorsTop 85%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #2,511,901 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12030746 Stair assistance device and system — 2024-07-09