JA

John M. Ashcroft

UE US Dept of Energy: 2 patents #577 of 5,099Top 15%
📍 Scotia, NY: #226 of 414 inventorsTop 55%
🗺 New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,237,016 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6051777 Double opposite-end tubesheet design for a thermovoltaic energy converter Brian Campbell, David M. DePoy 2000-04-18
5772793 Tube-in-tube thermophotovoltaic generator Brian Campbell, David M. DePoy 1998-06-30