HY

Harold Youngren

📍 Stonington, ME: #2 of 6 inventorsTop 35%
🗺 Maine: #2,311 of 4,281 inventorsTop 55%
Overall (All Time): #3,089,140 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8636241 Hybrid jet/electric VTOL aircraft Richard H. Lugg 2014-01-28