SW

Sonja Weyand

SG Sachleben Chemie Gmbh: 1 patents #2 of 13Top 20%
📍 Duisburg, DE: #10 of 49 inventorsTop 25%
Overall (2003): #117,109 of 273,478Top 45%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6660243 Titanium dioxide methods of production Bernd Proft, Elke Hirschberg, Barbara Seling 2003-12-09