EW

Elizabeth R. Walter

EA E.I. Du Pont De Nemours And: 2 patents #2,942 of 8,010Top 40%
📍 North Tonawanda, NY: #91 of 212 inventorsTop 45%
🗺 New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,193,592 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6773643 Continuous method for formation of three dimensional burls in a solid surface material Carl P. Beitelshees, Rolf Weberg, Shitong S. Zhu 2004-08-10
6462103 Formation of three dimensional burls in a filled acrylic solid surface material Carl P. Beitelshees, Rolf Weberg, Shitong S. Zhu 2002-10-08