DB

David R. Berta

Caterpillar: 1 patents #4,437 of 8,398Top 55%
📍 Varna, IL: #4 of 7 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,520,713 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6609484 Engine cooling system Aubery W. Penn, Terry L. Schaffer 2003-08-26