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USPTO Patent Rankings Data through Sept 30, 2025
KW

Knut Wichmann

Geesthacht, DE: #75 of 159 inventorsTop 50%
Overall (All Time): #3,440,756 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6852228 Method and apparatus for purifying untreated water Ulrich Keil, Harald Kusch, Toralf Schönfelder, Bernd Bendinger 2005-02-08