Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8933223 | Process for preparing a cyclic tertiary amine | Christof Wilhelm Wigbers, Johann-Peter Melder, Bernd Stein | 2015-01-13 |
| 8759580 | Method for the production of aminoalkane acid amides | Martin Ernst, Andreas Kusche, Gunnar Heydrich, Horst Grafmans, Holger Evers +2 more | 2014-06-24 |
| 8637668 | Process for preparing a cyclic tertiary methylamine | Christof Wilhelm Wigbers, Johann-Peter Melder, Bernd Stein | 2014-01-28 |
| 8034978 | Process for the preparation of an amine | Jan Eberhardt, Bram Willem Hoffer, Johann-Peter Melder, Ekkehard Schwab | 2011-10-11 |