PS

Penny C. Simpson

EA E.I. Du Pont De Nemours And: 3 patents #2,229 of 8,010Top 30%
📍 Derwood, MD: #33 of 132 inventorsTop 25%
🗺 Maryland: #10,129 of 35,612 inventorsTop 30%
Overall (All Time): #1,664,883 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5023130 Hydroentangled polyolefin web Larry M. Smith 1991-06-11
4920001 Point-bonded jet-softened polyethylene film-fibril sheet Chi-Chang Lee 1990-04-24
4910075 Point-bonded jet-softened polyethylene film-fibril sheet Chi-Chang Lee 1990-03-20