US

Ullrich Stark

EA E.I. Du Pont De Nemours And: 1 patents #116 of 563Top 25%
Overall (1989): #47,047 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4802330 Combined carpet yarns by open end rotor spinning Paul W. Yngve, Peter Artzt, Gerhard Egbers, Heinz Muller 1989-02-07