WO

Werner Ostertag

EK Eckart Gmbh & Co. Kg: 2 patents #1 of 4Top 25%
📍 Havelsee, DE: #2 of 5 inventorsTop 40%
Overall (2003): #37,114 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6645286 Iron effect pigments Stefan Trummer, Frank Henglein, Klaus Greiwe 2003-11-11
6589331 Soft iron pigments Stefan Trummer, Frank Henglein, Klaus Greiwe 2003-07-08