RD

Roger C. Droukas

📍 Thiensville, WI: #31 of 47 inventorsTop 70%
🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #3,609,715 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6038785 Vacuum drying screen Richard R. Lawson 2000-03-21