DH

Douglas A. Huppert

📍 Baltimore, MD: #2,529 of 4,923 inventorsTop 55%
🗺 Maryland: #19,431 of 35,612 inventorsTop 55%
Overall (All Time): #3,211,492 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8201503 Railroad car diaphragm Terry B. Soesbee, Timothy V. Treadwell 2012-06-19