Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12195422 | Process for the preparation of D,L-methionine | Johannes Wefer, Tobias WINKLER, Danny DE CORTE, Bernd Drapal, Imad Moussallem +2 more | 2025-01-14 |
| 11180426 | Dipeptide-containing granular material | Martin Koerfer, Gerit Niggemann, Antje HANSMEIER, Hans Christian Alt, Dominik Egly +1 more | 2021-11-23 |
| 10919848 | Process for preparing methionine | Sebastian Bernhardt, Martin Körfer, Stefan Reichert, Bernd Drapal, Rainer Peter +3 more | 2021-02-16 |
| 10899706 | Method for preparing methionine | Judith Hierold, Daniel Sudhoff, Martin Steurenthaler, Philipp Roth, Thorsten MERKER +3 more | 2021-01-26 |
| 10683240 | Production method for dipeptide-containing granules | Harald Jakob, Dominik Egly, Waldemar Hessberger | 2020-06-16 |
| 9617209 | Process for obtaining methionine | Stefan Reichert, Harald Jakob, Martin Koerfer | 2017-04-11 |
| 9464045 | Process for the preparation of methionine | Martin Koerfer, Stefan Reichert, Harald Jakob, Christoph Weckbecker, Klaus Huthmacher +3 more | 2016-10-11 |
| 9403764 | Method of production of a methionine salt | Martin Koerfer, Christof P. Gruener, Franz H. Hanrath, Juergen Stock, Jignesh Gangadwala +1 more | 2016-08-02 |
| 9206121 | Method for the production of D,L-methionine | Dieter Buss, Martin Steurenthaler, Michael R. Rinner, Stephan Kretz, Caspar-Heinrich Finkeldei +2 more | 2015-12-08 |
| 9156782 | Process for the preparation of methionine | Martin Koerfer, Stefan Reichert, Harald Jakob, Christoph Weckbecker, Klaus Huthmacher +3 more | 2015-10-13 |
| 9133113 | Method for the production of 2-hydroxy-4-(methylthio)butyronitrile from 3-(methylthio)propanal and hydrogen cyanide | Dieter Buss, Martin Steurenthaler, Michael R. Rinner, Stephan Kretz, Caspar-Heinrich Finkeldei +2 more | 2015-09-15 |
| 9029597 | Method for the conversion of methylmercaptopropionaldehyde formed from crude acrolein and crude methyl mercaptan | Martin Steffan, Martin Koerfer, Harald Jakob, Jignesh Gangadwala | 2015-05-12 |
| 9023284 | Method of production of a methionine salt | Martin Koerfer, Christof P. Gruener, Franz H. Hanrath, Juergen Stock, Jignesh Gangadwala +1 more | 2015-05-05 |
| 8759592 | Process for preparing methylmercaptopropionaldehyde | Caspar-Heinrich Finkeldei, Pablo Zacchi, Benjamin Fonfe, Stephan Kretz, Martin Koerfer +1 more | 2014-06-24 |
| 8729288 | Method for the production of 2-hydroxy-4-(methylthio)butyronitrile from 3-(methylthio)propanal and hydrogen cyanide | Dieter Buss, Martin Steurenthaler, Michael R. Rinner, Stephan Kretz, Caspar-Heinrich Finkeldei +2 more | 2014-05-20 |
| 8624066 | Process for preparing methylmercaptopropionaldehyde | Caspar-Heinrich Finkeldei, Pablo Zacchi, Benjamin Fonfe, Stephan Kretz, Martin Koerfer +1 more | 2014-01-07 |
| 7833508 | Reaction vessel and process for its use | Hubert Redlingshöfer, Jan-Olaf Barth, Caspar-Heinrich Finkeldei, Stephan Kretz, Harald Heinzel +1 more | 2010-11-16 |
| 7655072 | Process for purifying CO2 gas streams | Jose Vanrobaeys, Martin Körfer | 2010-02-02 |
| 7199270 | Method for the separation of methyl mercaptan from reaction gas mixtures | Alexander Moller, Wolfgang Bock, Stephan Rautenberg, Wolfgang Taugner, Harald Heinzel +1 more | 2007-04-03 |
| 7179938 | Process for the preparation of methionine | Christoph Weckbecker, Horst Krull, Jürgen Bilz, Klaus Huthmacher | 2007-02-20 |
| 7119228 | Process for producing methionine | Dieter Buss, Ron Stockfleth, Martin Körfer, Jürgen Stock, Ralf Goedecke +1 more | 2006-10-10 |
| 6797827 | Process for the preparation of alpha-amino acids by hydrolysis of hydantoins at elevated pressure and elevated temperature | Martin Körfer, Dieter Buss, Horst Weigel, Christoph Weckbecker, Klaus Huthmacher | 2004-09-28 |
| 6329535 | Process for preparing esterified chroman compounds | Horst Weigel, Steffen Krill, Klaus Huthmacher | 2001-12-11 |
| 6265617 | Process for the preparation of 3,5,5-trimethylcyclohexa-3-en-1-one (.beta.-isophorone) by isomerization of 3,5,5- trimethylcyclohexa-2-en-1-one (.alpha.-isophorone) | Steffen Krill, Stephan Kretz, Klaus Huthmacher, Rainer Hahn, Hermann Schmitt | 2001-07-24 |
| 6150563 | Aliphatic alkanals with improved storage stability and method of improving the storage stability | Klaus Huthmacher, Katja Kelm, Horst Weigel | 2000-11-21 |