NL

Norbert Leppert

Basf Se: 3 patents #4,656 of 13,826Top 35%
Overall (All Time): #1,645,526 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5695686 Brightener mixtures based on bisstyryl compounds Manfred Hauptreif, Karl-Heinz Etzbach, Helmut Reichelt, Peter Raatz, Manfred Herrmann 1997-12-09
4622037 Bleaching cotton-containing fabrics with hypochlorite at elevated temperatures Werner Streit, Dieter Bassing, Karlheinz Gebert, Friedrich Klippel 1986-11-11
4450083 Agent for dissolving insoluble iron(III) compounds in highly alkaline textile treatment liquors Werner Streit, Klaus Lorenz 1984-05-22