DS

David L. Birmingham, Sr.

📍 Phoenix, AZ: #3,656 of 6,660 inventorsTop 55%
🗺 Arizona: #18,403 of 32,909 inventorsTop 60%
Overall (All Time): #3,417,441 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7048430 Hydraulic concrete mixer David L. Birmingham, Jr. 2006-05-23