RK

Rainhardt Koch

WA Wolff Walsrode Ag: 1 patents #100 of 163Top 65%
Overall (All Time): #3,633,635 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6146858 Method for producing cellulose derivatives Frank Berendes, John J. Foster, Hans-Georg Rast, Jurgen Engelhardt, Jörg Neubauer +2 more 2000-11-14