RJ

Roy F. Johnson

EU Ecolab Usa: 1 patents #27 of 110Top 25%
📍 Windom, MN: #62 of 241 inventorsTop 30%
🗺 Minnesota: #1,405 of 4,663 inventorsTop 35%
Overall (2004): #126,939 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6675840 Fill probe with in-line mixer Ronald D. Jungmann, Richard V. Mullen 2004-01-13