ER

Edward H. Richardson

EU Ecolab Usa: 1 patents #27 of 110Top 25%
📍 Columbia Heights, MN: #5 of 7 inventorsTop 75%
🗺 Minnesota: #1,405 of 4,663 inventorsTop 35%
Overall (2004): #229,578 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6812194 Alkaline metal cleaner comprising sulfonated-hydrophobically modified polyacrylate Richard Ruhr, Mark Levitt, Victor Fuk-Pong Man 2004-11-02