PD

Preston S. DuPont

HA Hughes Aircraft: 7 patents #169 of 2,963Top 6%
📍 San Fernando, CA: #276 of 2,303 inventorsTop 15%
🗺 California: #82,707 of 386,348 inventorsTop 25%
Overall (All Time): #768,865 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 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
4705646 Conductive coating Robert E. Ritter, John P. Stafford 1987-11-10
4623951 Electrically conductive composite structure Robert E. Ritter, John P. Stafford 1986-11-18
4534998 Conductive coating process Robert E. Ritter, John P. Stafford 1985-08-13
4305247 Electrothermally augmented hydrazine thruster M. Edmund Ellion, Robert A. Meese 1981-12-15
4250235 Battery electrode structure Howard H. Rogers 1981-02-10