LJ

Leonard Dutram, Jr.

UE US Dept of Energy: 1 patents #1,355 of 5,099Top 30%
📍 Trappe, PA: #23 of 32 inventorsTop 75%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,103,036 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4307997 Free piston inertia compressor William D. Richards, Denis Bilodeau, Thomas J. Marusak, Joseph Brady 1981-12-29