Issued Patents All Time
Showing 101–119 of 119 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5955620 | Dehydrogenation of 1,4-butanediol to .gamma.-butyrolactone | Hans Jochen Mercker, Frank-Friedrich Pape, Joachim Simon, Andreas Henne, Ulrich Kohler +3 more | 1999-09-21 |
| 5941770 | Computer gaming system | Darrell Miers, Robert Reitzen, Bill Rommerdahl, Hein Hundal | 1999-08-24 |
| 5847131 | Preparation of N-substituted cyclic amines | Joachim Simon, Roman Dostalek, Heinz Lingk, Rainer Becker, Andreas Henne +3 more | 1998-12-08 |
| 5803460 | Method of playing a card game | — | 1998-09-08 |
| 5780681 | Preparation of amines from olefins over oxides of group IVB or VIB or mixtures thereof on carriers | Karsten Eller, Rudolf Kummer | 1998-07-14 |
| 5773648 | Preparation of polytetrahydrofuran | Rainer Becker, Christoph Sigwart, Rolf Fischer, Karsten Eller, Gerd Heilen +1 more | 1998-06-30 |
| 5725215 | Method for playing a card game | — | 1998-03-10 |
| 5696048 | Cobalt catalysts | Boris Breitscheidel, Peter Polanek, Guido Voit, Tom Witzel, Gerd Linden | 1997-12-09 |
| 5679869 | Preparation of aldehydes | Werner Schnurr, Rolf Fischer, Joachim Wulff-Doring | 1997-10-21 |
| 5663438 | Preparation of cyclic amines | Ulrich Kohler, Frank-Friedrich Pape, Matthias Irgang, Joachim Wulff-Doring, Peter Polanek | 1997-09-02 |
| 5648545 | Preparation of amines from nitriles by alkylation with a nitrogen compound in the presence of a copper oxide/zirconium oxide catalyst | Wolfgang Reif, Horst Zimmermann, Heinz Lingk | 1997-07-15 |
| 5645281 | Method of playing a card game | Vincent A. Oliver | 1997-07-08 |
| 5397128 | Casino card game | Vincent A. Oliver | 1995-03-14 |
| 4952742 | Preparation of polyunsaturated hydrocarbons | Rainer Becker | 1990-08-28 |
| 4929733 | Preparation of N-heterocycles | Wolfgang Hoelderich, Matthias Schwarzmann | 1990-05-29 |
| 4924000 | Preparation of acylated imidazoles | Wolfgang Hoelderich, Toni Dockner, Hermann Koehler | 1990-05-08 |
| 4922025 | Preparation of organophosphorus compounds | Wolfgang Hoelderich, Matthias Schwarzmann | 1990-05-01 |
| 4914241 | Preparation of diamines | Wolfgang Hoelderich, Matthias Schwarzmann | 1990-04-03 |
| 4906758 | Preparation of pyrroles from dialkoxytetrahydrofurans | Wolfgang Hoelderich, Hardo Siegel | 1990-03-06 |