GP

G/u/ nter Prescher

DA Degussa Ag: 1 patents #925 of 2,007Top 50%
Overall (All Time): #3,975,260 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
4668795 Process for the production of optically active 1-benzyl-3,4-bis-(diphenylphosphino)-pyrrolidine Juan Andrade, Ulrich Nagel 1987-05-26