GU

Gerhard Umsonst

CI Ciba-Geigy: 1 patents #1,572 of 2,867Top 55%
📍 Frenkendorf, CH: #20 of 33 inventorsTop 65%
Overall (All Time): #4,074,317 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4344767 Process for coloring linear polyesters in the melt Hans P. Kolliker, Max Jost 1982-08-17