FD

Fred Duncan

📍 Brooklyn, NY: #1,874 of 6,894 inventorsTop 30%
🗺 New York: #38,318 of 115,490 inventorsTop 35%
Overall (All Time): #1,662,247 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5141046 Security screens — 1992-08-25
4932457 Security screens — 1990-06-12
4275318 Magnetohydrodynamic method and apparatus for converting solar radiation to electrical energy — 1981-06-23