RI

Robert S. Irwin

EA E.I. Du Pont De Nemours And: 5 patents #4 of 718Top 1%
📍 Wilmington, DE: #3 of 274 inventorsTop 2%
🗺 Delaware: #5 of 535 inventorsTop 1%
Overall (1994): #2,686 of 165,921Top 2%
5
Patents 1994

Issued Patents 1994

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5346985 Drawable high tensile strength aramids 1994-09-13
5334693 Aramid composition 1994-08-02
5310861 Drawable high tensile strength aramids 1994-05-10
5292856 Aromatic condensation polyamides with pendant ester and amide groups 1994-03-08
5288835 Melt processable polyesters and poly(imide-esters) 1994-02-22