EB

Earl W. Blackwell

EA E.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%
📍 Newark, DE: #978 of 1,550 inventorsTop 65%
🗺 Delaware: #4,431 of 7,163 inventorsTop 65%
Overall (All Time): #3,548,225 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6405996 Control valve for extreme temperatures and pressures Albert W. Alsop, David Douglas, John M. Iwasyk 2002-06-18