Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8710269 | DMAPN having a low DGN content and a process for preparing DMAPA having a low DGN content | Wolfgang Mägerlein, Jan Eberhardt, Johann-Peter Melder, Thilo Hahn, Mirko Kreitschmann +1 more | 2014-04-29 |
| 7683214 | Method of producing benzophenoneimines | Thilo Hahn, Frank Haese, Ekkehard Schwab, Johann-Peter Melder, Jan Eberhardt | 2010-03-23 |
| 6093677 | Catalyst for dehydrogenating 1,4-butanediol to .gamma.-butyrolactone | Hans Jochen Mercker, Frank-Friedrich Pape, Joachim Simon, Andreas Henne, Michael Hesse +3 more | 2000-07-25 |
| 5955620 | Dehydrogenation of 1,4-butanediol to .gamma.-butyrolactone | Hans Jochen Mercker, Frank-Friedrich Pape, Joachim Simon, Andreas Henne, Michael Hesse +3 more | 1999-09-21 |
| 5747411 | Supported catalysts which are suitable for ammonoxidation | Lothar Karrer, Frank-Friedrich Pape, Rainer Becker, Peter Weidlich, Michael Hullmann +1 more | 1998-05-05 |
| 5663438 | Preparation of cyclic amines | Frank-Friedrich Pape, Matthias Irgang, Joachim Wulff-Doring, Michael Hesse, Peter Polanek | 1997-09-02 |