EU

Engracio Usi

📍 Jersey City, NJ: #543 of 1,424 inventorsTop 40%
🗺 New Jersey: #29,833 of 69,400 inventorsTop 45%
Overall (All Time): #1,936,234 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10276063 Multiplication teaching aid 2019-04-30
9070297 Addition and subtraction teaching aid 2015-06-30