EB

E. Robert Baumann

📍 Ames, IA: #561 of 1,427 inventorsTop 40%
🗺 Iowa: #6,094 of 15,303 inventorsTop 40%
Overall (All Time): #2,246,745 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5997750 Community drinking water purification system Lee Rozelle 1999-12-07
5873996 Community drinking water purification system Lee Rozelle 1999-02-23