BS

Beat Schmidhalter

CI Ciba-Geigy: 1 patents #136 of 476Top 30%
📍 Bubendorf, CH: #2 of 5 inventorsTop 40%
Overall (1997): #172,852 of 185,788Top 95%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5641879 Phthalocyanines substituted by phosphorus-containing groups Heinz Wolleb, Hanspeter Preiswerk, Heinz Spahni 1997-06-24