DK

Dana J. Koppes

OI Ohio Steel Industries: 1 patents #1 of 11Top 10%
📍 Columbus, OH: #45 of 214 inventorsTop 25%
🗺 Ohio: #1,400 of 5,375 inventorsTop 30%
Overall (2004): #238,837 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6679506 Combined shopping cart stroller Eric Fickas, Vincent A. Gioia, Rodger Hays, Joni Hill, Paul P. Kolada +3 more 2004-01-20