WK

Walter Knupp

CI Ciba-Geigy: 1 patents #1,572 of 2,867Top 55%
📍 Düdingen, CH: #11 of 17 inventorsTop 65%
Overall (All Time): #3,729,160 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5686233 Bisresorcinyltriazines Andreas Valet, Jean-Luc Birbaum, Vien Van Toan 1997-11-11