JA

John Alvarez

UN Unknown: 1 patents #206 of 2,107Top 10%
📍 Doylestown, PA: #21 of 77 inventorsTop 30%
🗺 Pennsylvania: #989 of 4,367 inventorsTop 25%
Overall (1997): #130,895 of 185,788Top 75%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5613270 Motorless floor washing machine David Alvarez 1997-03-25