DM

Donald E. McConnell

EA E.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%
📍 Charlotte, NC: #2,728 of 4,868 inventorsTop 60%
🗺 North Carolina: #26,533 of 45,564 inventorsTop 60%
Overall (All Time): #3,823,454 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5209074 High efficiency refrigerant recovery system William Eric Holland, Mark A. Casey 1993-05-11