PD

Preston S. DuPont

HA Hughes Aircraft: 2 patents #28 of 393Top 8%
📍 San Fernando, CA: #6 of 125 inventorsTop 5%
🗺 California: #676 of 10,592 inventorsTop 7%
Overall (1989): #18,200 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4864016 Polyimide composition and method for protecting photoreactive cells Norman Bilow 1989-09-05
4833029 Honeycomb facesheet material and honeycomb made therewith Robert E. Ritter, Brian A. McGrath, Brent G. Schaffer, Kenneth A. Fouts, III 1989-05-23