RK

Ralf Koehnen

Overall (2004): #134,447 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6787227 High-tenacity yarn with profiled filaments Frank Leymann, Britta Konrad, Gerhard Berberich, Hans A. Graefe, Andreas Tulke +1 more 2004-09-07