PF

Peter E. Frankenburg

EA E.I. Du Pont De Nemours And: 3 patents #2,229 of 8,010Top 30%
📍 Wilmington, DE: #1,229 of 3,182 inventorsTop 40%
🗺 Delaware: #2,574 of 7,163 inventorsTop 40%
Overall (All Time): #1,677,234 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4612237 Hydraulically entangled PTFE/glass filter felt 1986-09-16
4569088 Foundry workers' protective garment Herbert G. Lauterbach 1986-02-11
4361619 Filter of poly(tetrafluoroethylene) and glass fibers Herman Hans Forsten, Jagdish N. Shah 1982-11-30