PP

Preston S. Du Pont

HA Hughes Aircraft: 2 patents #748 of 2,963Top 30%
📍 San Fernando, CA: #775 of 2,303 inventorsTop 35%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,348,486 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4595623 Fiber-reinforced syntactic foam composites and method of forming same Janet E. Freeman, Robert E. Ritter, Alois Wittmann 1986-06-17
4592925 Polyimide composition and method for protecting photoreactive cells Norman Bilow 1986-06-03