DE

David G. Ellerbrake

WE Westinghouse Electric: 1 patents #2,483 of 5,139Top 50%
📍 Severna Park, MD: #183 of 364 inventorsTop 55%
🗺 Maryland: #19,431 of 35,612 inventorsTop 55%
Overall (All Time): #3,802,356 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5331276 Apparatus for passively measuring the velocity of a ferrous vehicle along a path of travel Donald G. Polvani 1994-07-19