DH

Daniel A. Hancock

EA E.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%
📍 Media, PA: #239 of 402 inventorsTop 60%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,205,979 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8171954 Reclosable vacuum-tight pressure-relief device having a deformable seal member William L. Holstein, Jeffrey L. Fleischut 2012-05-08