JN

John Fred Neumer

EA E.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%
📍 Hockessin, DE: #387 of 555 inventorsTop 70%
🗺 Delaware: #4,431 of 7,163 inventorsTop 65%
Overall (All Time): #3,835,719 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5254744 Preparation and purification of poly(tetramethylene ether) formal glycols and poly(oxybutylene formal) glycols — 1993-10-19