DB

Douglas B. Berner

📍 Norwalk, IA: #19 of 30 inventorsTop 65%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #3,477,080 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6726131 Rotatable distribution plate for particulate material John E. Thiel 2004-04-27