KS

Karel Stefka

Overall (All Time): #2,163,419 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7306725 Device for treating water Ludwig Bartl, Andrew Cookson 2007-12-11
6860990 Device for treating water Ludwig Bartl, Andrew Cookson 2005-03-01