DB

David D. Berger

UE US Dept of Energy: 1 patents #1,355 of 5,099Top 30%
📍 Alexandria, VA: #959 of 1,823 inventorsTop 55%
🗺 Virginia: #18,729 of 34,511 inventorsTop 55%
Overall (All Time): #4,042,845 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4478238 Condensate removal device James W. Maddox 1984-10-23