Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9623540 | Flexible, flat substrates having an abrasive surface | Maxim Peretolchin, Roland Ettl, Volker Schädler | 2017-04-18 |
| 9089991 | Light wood-based materials | Michael Schmidt, Michael Finkenauer, Frank Braun, Stephan Weinkötz, Jürgen von Auenmüller +2 more | 2015-07-28 |
| 9039927 | Etherified melamine/formaldehyde condensates having a high solid content and low viscosity | Andreas Eichfelder, Rainer Erhardt, Martin Reif, Eva Rüba, Jorg Schneider +1 more | 2015-05-26 |
| 8957178 | Method for preparing condensation resins and use thereof | Gabor Börzsönyi, Klaus Menzel, Stefan Meuer | 2015-02-17 |
| 8945610 | Condensation products based on bicyclic or polycyclic aromatics or heteroaromatics | Sebastien Garnier, Stephan Huffer, Joachim Roser, Ulrich Mrowietz, Hans Wilhelm Doerr +2 more | 2015-02-03 |
| 8920923 | Lignocellulose materials having good mechanical properties | Maxim Peretolchin, Stephan Weinkötz, Frank Braun, Olaf Kriha, Benjamin Nehls +3 more | 2014-12-30 |
| 8623501 | Lignocellulose materials having good mechanical properties | Maxim Peretolchin, Stephan Weinkötz, Frank Braun, Olaf Kriha, Benjamin Nehls +3 more | 2014-01-07 |
| 8304069 | Light wood-based materials | Lionel Gehringer, Stephan Weinkötz, Frank Braun, Maxim Peretolchin | 2012-11-06 |
| 8211550 | Compounds and their use for producing leather and as dispersants | Stephan Huffer, Sebastien Garnier, Oliver Reese, Harald Kiesow | 2012-07-03 |
| 8034929 | Continuous method for producing highly methylolated melamine and etherified melamine formaldehyde resins | Jorg Schneider, Rainer Erhardt, Andreas Eichfelder, Martin Reif, Stefan Hirsch +3 more | 2011-10-11 |
| 7306842 | Use of melamine resin foils and or films for coating three-dimensionally structured surfaces and or moulded bodies | Jakob Decher, Marta Martin-Portugues, Stephan Weinkötz, Klaus Fischer, Ralf A. Groβ | 2007-12-11 |
| 6867336 | Method for the continuous production of 2-bromo-2-nitro-1,3-propanediol | Thomas Bogenstätter, Jürgen Huff | 2005-03-15 |
| 6784296 | Preparation of terpyridines | Ralph Lunkwitz, Gunther Pabst | 2004-08-31 |
| 6759553 | Process for the preparation of creatine or creatine monohydrate | Knut Kessel, Michael Kluge, Norbert Biedermann, Thomas Greindl, Thomas Bogenstätter +1 more | 2004-07-06 |
| 6689299 | Process for producing solid creatine dosage forms and dosage forms obtainable thereby | Knut Kessel, Thomas Bogenstätter, Gunther Berndl, Jorg Breitenbach | 2004-02-10 |
| 6624284 | Fiberplates made of polyamines or polyamine-containing aminoplast resins as binding agents | Norbert Biedermann, Stephan Weinkötz, Franz J. Wolf, Gunter Lehmann, Ralph LEHNEN | 2003-09-23 |
| 6551702 | Melamine resin dispersions | Norbert Biedermann, Christof Jackh, Jakob Decher, Valerie Andre, Werner Schnurr +1 more | 2003-04-22 |
| 6509497 | Process for preparing guanidine derivatives | Knut Kessel, Michael Kluge, Thomas Bogenstätter | 2003-01-21 |
| 6399819 | Process for purifying creatine | Knut Kessel, Thomas Bogenstätter, Stefan Orsten, Dirk Franke | 2002-06-04 |
| 6252103 | Preparation on an O-alkylisourea | Michael Kluge, Knut Kessel, Thomas Greindl, Norbert Biedermann, Thomas Bogenstätter | 2001-06-26 |
| 6147258 | Preparation of substituted guanidine derivatives | Thomas Greindl, Rolf Schneider, Klaus Mundinger | 2000-11-14 |
| 6143929 | Process for preparing guanidine derivatives | Knut Kessel, Michael Kluge, Thomas Greindl, Thomas Bogenstätter, Matthias Rauls +1 more | 2000-11-07 |
| 6093848 | Preparation of substituted guanidine derivatives | Thomas Greindl, Rolf Schneider, Klaus Mundinger | 2000-07-25 |
| 6056967 | Method of producing water-soluble condensates and addition products containing amino groups, and use of said condensates and addition products | Ulrich Steuerle, Hubert Meixner, Rainer Dyllick-Brenzinger, Wolfgang Reuther, Hartmut Kanter +2 more | 2000-05-02 |
| 5994582 | Preparation of substituted guanidine derivative | Thomas Greindl, Rolf Schneider, Klaus Mundinger | 1999-11-30 |