WH

William M. Hardam

EA E.I. Du Pont De Nemours And: 2 patents #2,942 of 8,010Top 40%
📍 Newark, DE: #699 of 1,550 inventorsTop 50%
🗺 Delaware: #3,234 of 7,163 inventorsTop 50%
Overall (All Time): #2,329,047 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4810624 Photographic element with antistatic polymers Frank Leonard Schadt, III, Arthur J. Taggi 1989-03-07
4668748 Crosslinkable antistatic polymers and their manufacture Frank Leonard Schadt, III, Arthur J. Taggi 1987-05-26