WT

Wiltrud Treffenfeldt

DA Degussa-Huels Ag: 1 patents #156 of 473Top 35%
📍 Obertshausen, DE: #60 of 119 inventorsTop 55%
Overall (All Time): #3,671,246 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6001838 Process for the separation of pyrimidine derivatives from aqueous solutions Stefan Stockhammer, Andrea Preuss 1999-12-14