NW

Norbert Weigand

SD Sterling Drug: 1 patents #122 of 246Top 50%
Overall (All Time): #4,050,373 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4379137 Disinfecting and preserving composition comprising a synergistic combination of a polymeric quaternary ammonium compound and a 3-isothiazolone compound Helmut H. Ehlers, Heinz Eggensperger, Lothar Bucklers, Ulrich Eigener, Karl-Heinz Diehl 1983-04-05