KD

Karlheinz Drauz

DA Degussa Ag: 99 patents #2 of 2,007Top 1%
DA Degussa-Huels Ag: 17 patents #1 of 473Top 1%
EA E.I. Du Pont De Nemours And: 5 patents #1,460 of 8,010Top 20%
EG Evonik Degussa Gmbh: 4 patents #305 of 1,853Top 20%
FA F. Hoffmann-La Roche Ag: 2 patents #106 of 425Top 25%
FG Forschungszentrum Jülich Gmbh: 2 patents #168 of 945Top 20%
AM Asta Medica: 1 patents #93 of 179Top 55%
YC Yeda Research And Development Co.: 1 patents #619 of 1,403Top 45%
Caltech: 1 patents #2,143 of 4,321Top 50%
CI Ciba-Geigy: 1 patents #1,572 of 2,867Top 55%
KG Kernforschungsanlage Juelich Gmbh: 1 patents #2 of 50Top 4%
Overall (All Time): #8,716 of 4,157,543Top 1%
128
Patents All Time

Issued Patents All Time

Showing 51–75 of 128 patents

Patent #TitleCo-InventorsDate
6114163 Process for obtaining active L-.alpha.-amino carboxylic acids from corresponding racemic d, L-.alpha.-amino carboxylic acids Andreas Bommarius, Michael Karrenbauer, Gunter Knaup 2000-09-05
6093823 Process for the continuous production of basic cyclic optically active .alpha.- amino acids Matthias Kottenhahn, Klaus Stingl 2000-07-25
6090913 Transesterification and other conversion reactions of acid derivatives, using an amidine base Thomas Muller, Matthias Kottenhahn, Dieter Seebach, Adrian Thaler 2000-07-18
6080887 Process for racemization of N-acetyl-(D)L-.alpha.-amino carboxylic acids Michael Karrenbauer, Andreas Bommarius, Gunter Knaup 2000-06-27
6060432 Herbicidal sulfonamides Edward John Adams, Wonpyo Hong, Balreddy Kamireddy, Wallace C. Petersen, Matthias Schaefer +1 more 2000-05-09
6051715 Method of producing oxazolidinones, the use thereof and novel oxazolidinones Gunter Knaup, Stefan Retzow 2000-04-18
6037474 Process for the preparation of cyclic 4-oxoamidines Rolf Hoffmann, Ivan Pilgrims 2000-03-14
5994555 Process for the production of a .beta.-amino alcohol Matthias Kottenhahn, Hans Hilpert 1999-11-30
5985632 Peptide amidase from xanthomonas Ursula Stelkes-Ritter, Maria-Regina Kula, Klaudia Wyzgol, Andreas Bommarius, Michael Schwarm 1999-11-16
5981767 Method of producing dry thioctic acid Herbert Tanner, Gerhard Sator, Horst Bethge, Roland Moller, Frank Hubner +2 more 1999-11-09
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, Klaus Stingl, Gerhard Sator, Horst Bethge, Roland Moller +2 more 1999-10-05
5932758 Process for the production .beta.-amino-.alpha.-hydroxycarboxylic acids and derivatives thereof Klaus Stingl, Matthias Kottenhahn 1999-08-03
5922647 Anellated (oxa)hydantoins and their use as herbicides Matthias Schafer 1999-07-13
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, Klaus Stingl 1999-05-25
5874121 Method of producing L-aspartyl-D-alanine-N-(thiethane-3-yl)-amides Gunter Knaup, Stefan Retzow, Michael Schwarm, Christoph Weckbecker 1999-02-23
5859248 Process for the production of a .beta.-amino alcohol Matthias Kottenhahn, Hans Hilpert 1999-01-12
5856478 Anellated (oxa)hydantoins and their use as herbicides Matthias Schafer, Helmut Baier, Hans-Peter Krimmer, Sabine Landmann 1999-01-05
5827717 Microorganisms their use and method of producing L-.alpha.-amino acids Fritz Wagner, Dirk Volkel, Andreas Bommarius 1998-10-27
5763355 Anellated (OXA) hydantoines and their use as herbicides Matthias Schafer 1998-06-09
5744611 Process for the reduction of amino acids and the derivatives thereof Matthias Kottenhahn, Hans Hilpert 1998-04-28
5731459 Process for separating amino acids and aminosulponic acids through adsorption on zeolites Stefan Stockhammer, Wiltrud Schafer-Treffenfeldt, Gunter Knaup, Elfriede Sextl 1998-03-24
5728651 Herbicidal triazolinones Wonpyo Hong, Matthias Schafer, William T. Zimmerman 1998-03-17
5723667 Method of producing optically active tert-leucinol and its use Wilfried Jahn, Michael Schwarm 1998-03-03
5719104 Herbicidal bicyclic and tricyclic imides John Jolly Kilama, Wonpyo Hong, Matthias Schafer 1998-02-17
5714355 Microorganism, use thereof and process for the production of L-.alpha.-amino acids Fritz Wagner, Britta Hantke, Thomas Wagner, Andreas Bommarius 1998-02-03