Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11133529 | Fluorinated acrylates as additives for Li-ion battery electrolytes | Frank Juergen, Stefano Meini, Michael Schmidt | 2021-09-28 |
| 10995429 | Method for producing carbon fibers from cellulose fibers treated with sulfonic acid salts | Falko Abels, Tomasz Cwik, Klemens Massonne, Johanna Sporl, Frank Hermanutz +1 more | 2021-05-04 |
| 9929437 | Use of reactive ionic liquids as additives for electrolytes in secondary lithium ion batteries | Arnd Garsuch, Karolin Geyer, Michael Schmidt, Nicole Holub | 2018-03-27 |
| RE46374 | Process for preparing di-, tri- and polyamines by homogeneously catalyzed alcohol amination | Thomas Schaub, Boris Buschhaus, Marion da Silva, Mathias Schelwies, Rocco Paciello +1 more | 2017-04-25 |
| 9193666 | Process for preparing alkanolamines by homogeneously catalyzed alcohol amination | Thomas Schaub, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello +1 more | 2015-11-24 |
| 8912361 | Process for preparing di-, tri- and polyamines by homogeneously catalyzed alcohol amination | Thomas Schaub, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello +1 more | 2014-12-16 |
| 8853400 | Process for the homogeneously catalyzed amination of alcohols with ammonia in the presence of a complex catalyst which comprises no anionic ligands | Mathias Schelwies, Marion Kristina Brinks, Thomas Schaub, Johann-Peter Melder, Rocco Paciello | 2014-10-07 |
| 8785693 | Process for the preparation of primary amines by homogeneously catalyzed alcohol amination | Thomas Schaub, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello +1 more | 2014-07-22 |
| 8637709 | Process for the preparation of primary amines by homogeneously catalyzed alcohol amination | Thomas Schaub, Boris Buschhaus, Marion Kristina Brinks, Mathias Schelwies, Rocco Paciello +1 more | 2014-01-28 |
| 7696360 | Method for the separation of ascorbic acid from a polar solvent containing ascorbic acid and 2-keto-L-gulonic acid | Gerd Kaibel, Thomas Domschke, Petra Deckert, Friedrich Sauer | 2010-04-13 |
| 7091153 | Hydrogenation catalyst | Guido Voit, Rolf Fischer, Peter Bassler, Andreas Ansmann, Hermann Luyken +2 more | 2006-08-15 |
| 7091375 | Method for the production of 2=-keto-l-gulonic acid C4C10 alkyl esters | Thomas Domschke, Georg Grossmann, Tillmann Faust | 2006-08-15 |
| 6852669 | Hydrogenation catalyst | Guido Voit, Rolf Fischer, Peter Bassler, Andreas Ansmann, Hermann Luyken +2 more | 2005-02-08 |
| 6815388 | Method for activating passivated iron | Frank Ohlbach, Rolf Fischer, Hermann Luyken, Johann-Peter Melder, Andreas Ansmann +1 more | 2004-11-09 |
| 6677486 | Hydrogenation of nitriles over Raney catalysts | Andreas Ansmann, Christoph Benisch, Frank Funke, Frank Ohlbach | 2004-01-13 |
| 6469211 | Hydrogenation of nitriles over Raney catalysts | Andreas Ansmann, Christoph Benisch, Frank Funke, Frank Ohlbach | 2002-10-22 |
| 6462220 | Method for simultaneous preparation of 6-aminocapronitrile and hexamethylene diamine | Hermann Luyken, Frank Ohlbach, Andreas Ansmann, Peter Bassler, Rolf Fischer +4 more | 2002-10-08 |
| 6362333 | Method for simultaneously producing a cyclic lactam and a cyclic amine | Rolf Fischer, Andreas Ansmann | 2002-03-26 |
| 6362332 | Coproduction of a cyclic lactam and a cyclic amine | Rolf Fischer, Andreas Ansmann | 2002-03-26 |
| 6359178 | Method for producing hexamethylene diamine | Rolf Fischer, Peter Bassler, Hermann Luyken, Frank Ohlbach, Johann-Peter Melder +3 more | 2002-03-19 |
| 6346641 | Method for simultaneous production of 6-aminocapronitrile and hexamethylenediamine | Hermann Luyken, Frank Ohlbach, Andreas Ansmann, Peter Bassler, Rolf Fischer +4 more | 2002-02-12 |
| 6297394 | Iron-based catalyst for hydrogenating alpha-, omega-dinitriles | Guido Voit, Rolf Fischer, Peter Bassler, Andreas Ansmann, Hermann Luyken +2 more | 2001-10-02 |
| 6278023 | Method for producing aliphatic alpha-, omega-diamines | Guido Voit, Rolf Fischer, Peter Bassler, Andreas Ansmann, Hermann Luyken +2 more | 2001-08-21 |
| 6265602 | Method for hydrogenating aliphatic alpha-, omega-dinitriles | Guido Voit, Frank Ohlbach, Hermann Luyken, Alwin Rehfinger, Rolf Fischer +2 more | 2001-07-24 |
| 6255521 | Method for producing aliphatic alpha, omega-amino nitriles | Guido Voit, Andreas Bohnsack, Rolf Fischer, Peter Bassler, Hermann Luyken +1 more | 2001-07-03 |