KS

Klaus Stingl

DA Degussa Ag: 6 patents #201 of 2,007Top 15%
📍 Alzenau, DE: #82 of 477 inventorsTop 20%
Overall (All Time): #882,434 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6455705 1-[N2-((S)-ethoxycarbonyl)-3-phenylproply)-N6-trifluoroacetyl]-L-ysyl-L-proline (lisinopril (TFA) ethyl ester, LPE) Matthias Kottenhahn, Roland Moller, Michael Kraft, Karlheinz Drauz 2002-09-24
6093823 Process for the continuous production of basic cyclic optically active .alpha.- amino acids Matthias Kottenhahn, Karlheinz Drauz 2000-07-25
5962696 Process for the preparation of 1-(N 2-(S)-ethoxycarbonyl)--3 phenylpropyl-N6-trifluoracetyl))-L-lysyl-L-prolin (Lisinopril(Tfa) ethylester, LPE)) Herbert Tanner, Karlheinz Drauz, Gerhard Sator, Horst Bethge, Roland Moller +2 more 1999-10-05
5932758 Process for the production .beta.-amino-.alpha.-hydroxycarboxylic acids and derivatives thereof Matthias Kottenhahn, Karlheinz Drauz 1999-08-03
5907044 Method of isolating 1-N.sup.2 -((S)-ethoxycarbonyl)-3-phenylpropyl)-N.sup.6 -trifluoroacetyl!-L-lysyl-L-proline (lisinopril (TFA) ethyl ester, LPE) Matthias Kottenhahn, Roland Moller, Michael Kraft, Karlheinz Drauz 1999-05-25
5631385 Method for the preparation of N-substituted 4-ketoproline derivatives Karlheinz Drauz, Matthias Kottenhahn 1997-05-20