Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458954 | Process for preparing piperidines | Guido Giffels, Herbert Diehl, Georg Martin, Erich Hammerschmidt | 2002-10-01 |
| 6376414 | Method for producing catalysts containing ruthenium and the use thereof for hydrogenation | Stefan Antons, Jorg-Dietrich Jentsch, Andreas Schulze Tilling, Erich Wolters | 2002-04-23 |
| 6054618 | Preparation of N-phenyl-1-naphthylamine | Hanspeter Baumgartner, Alexander Klausener, Frank Arndt | 2000-04-25 |
| 5912358 | Process for preparing 2-pyrrolidones | Jorg-Dietrich Jentsch, Eberhard Zirngiebl | 1999-06-15 |
| 5786521 | Process for preparing hydroxymethylcyclopropane | Gerhard Darsow, Reinhard Langer | 1998-07-28 |
| 5728896 | Process for the preparation of hydroxymethyl-cyclopropane | Reinhard Langer, Gerhard Darsow, Eberhard Zirngiebl, Jorg-Dietrich Jentsch, Bernd Pennemann +1 more | 1998-03-17 |