RE

Richard D. Engler

📍 Silver Spring, MD: #1,026 of 1,812 inventorsTop 60%
🗺 Maryland: #19,431 of 35,612 inventorsTop 55%
Overall (All Time): #4,112,975 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4205589 Weapon control and firing system David M. Hudak, Andrew McKean 1980-06-03