HE

Herbert H. Espy

HE Hercules: 3 patents #2 of 52Top 4%
📍 Wilmington, DE: #11 of 274 inventorsTop 5%
🗺 Delaware: #25 of 535 inventorsTop 5%
Overall (1994): #12,989 of 165,921Top 8%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5338807 Synthesis of creping aids based on polyamides containing methyl bis(3-aminopropylamine) William W. Maslanka 1994-08-16
5316623 Absorbance and permanent wet-strength in tissue and toweling paper 1994-05-31
5275698 Enhancement of tissue paper softness with minimal effect on strength Sunil P. Dasgupta 1994-01-04