Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8063243 | Stable active compound complex of salts of o-acetylsalicylic acid with basic amino acids and glycine | Wolfram Ledwoch, Eberhard Schweinheim, Yutaka Hayauchi | 2011-11-22 |
| 7449198 | Stable salts of O-acetylsalicylic acid with basic amino acids | Hubert Appolt, Gregor Leifker, Hans-Peter Wirges, Wolfram Ledwoch | 2008-11-11 |
| 6773724 | Stable salts of O-acetylsalicylic acid with basic amino acids | Hubert Appolt, Gregor Leifker, Hans-Peter Wirges, Wolfram Ledwoch | 2004-08-10 |
| 5639886 | One-pot process for the preparation of 3-quinolonecarboxylic acid derivatives | Rudolf Zerbes, Paul Naab, Herbert Diehl | 1997-06-17 |
| 5599824 | Pharmaceutical preparation containing a specific crystal modification of isopropyl-(2-methoxyethyl) 1,4-dihydro-2, 6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylate | Alfons Grunenberg, Ahmed Hegasy, Wolfgang M uck, Rango-Rao Kanikanti | 1997-02-04 |
| 5420142 | Certain 3-formyl-1, 4-dihydropyridines and their pharmaceutical composition and use | Jurgen Stoltefuss, Horst Boshagen, Martin Bechem, Rainer Gross, Siegbert Hebisch +3 more | 1995-05-30 |
| 5344944 | Circulation-active dioxyalkylenearyl-dihydropyridines | Albrecht Marhold, Martin Bechem, Rainer Gross, Michael Kayser, Matthias Schramm +1 more | 1994-09-06 |
| 5008279 | Circulation-active fluoromethoxyphenyl dihydropyridine compounds | Jurgen Stoltefuss, Martin Bechem, Rainer Gross, Michael Kayser, Siegbert Hebisch +1 more | 1991-04-16 |
| 4898865 | [4-(6-Oxo-1,4,5,6-tetrahydro-3-pyridazinyl) anilino hexyl 1,4-dihydro-2,6 Di methyl 5 nitro 4 aryl pyridine 3-carboxylates | Martin Bechem, Michael Kayser, Rainer Gross, Matthias Schramm, Friedel Seuter +2 more | 1990-02-06 |
| 4895855 | Mixture of different dihydropyridines | Siegfried Goldmann, Horst Boshagen, Friedrich Bossert, Horst Meyer, Jurgen Stoltefuss +3 more | 1990-01-23 |
| 4886804 | Circulation-active dihydropyridine ethers | Martin Bechem, Rainer Gross, Siegfried Hebisch, Matthias Schramm | 1989-12-12 |
| 4886816 | Circulation-active dioxyalkylenearyl-dihydropyridines | Albrecht Marhold, Martin Bechem, Rainer Gross, Michael Kayser, Matthias Schramm +1 more | 1989-12-12 |
| 4876254 | Circulation-active substituted 5-nitro-1,4-dihydropyridines | Michael Kayser, Matthias Schramm, Gunther Thomas, Rainer Gross, Elisabeth Perzborn +1 more | 1989-10-24 |
| 4876255 | Substituted 1,4-dihydropyridines for control of circulation and thromboses | Ulrich Rosentreter, Elisabeth Perzborn, Friedel Seuter, Michael Kayser, Gunther Thomas | 1989-10-24 |
| 4772612 | Circulation-active 1,4-dihydropyridines | Siegfried Goldmann, Jurgen Stoltefuss, Rainer Gross, Matthias Schramm, Gunter Thomas | 1988-09-20 |
| 4769375 | Circulation-active 1,4-dihydropyridine derivatives and use thereas | Horst Meyer, Gunther Thomas, Matthias Schramm, Michael Kayser, Martin Bechem +1 more | 1988-09-06 |
| 4764516 | Mixtures of optically active nitrodihydropyridines active on the circulatory system | Rolf Grosser, Gunter Thomas, Matthias Schramm, Rainer Gross | 1988-08-16 |
| 4753936 | Circulation-active substituted 1,4-dihydropyridine-3-carboxylic acid piperazides | Gunther Thomas, Matthias Schramm, Michael Kayser, Rainer Gross, Martin Bechem | 1988-06-28 |
| 4710501 | Circulation active pyrimidinyl-dihydropyridines | Martin Bechem, Rainer Gross, Michael Kayser, Matthias Schramm, Gunter Thomas | 1987-12-01 |
| 4707479 | Circulation active dihydropyridine-3-carboxamides | Horst Meyer, Ulrich Rosentreter, Rainer Gross, Gunter Thomas, Matthias Schramm +4 more | 1987-11-17 |
| 4645775 | Positive inotropic 3-nitro-5-substituted ester and thioester-1,4-dihydropyridines | Jurgen Stoltefuss, Fred R. Heiker, Matthias Schramm, Gunter Thomas, Rainer Gross | 1987-02-24 |
| 4628107 | Intermediate 8-carboxaldehyde-(-chromone and -thiochromone) derivatives | Siegfried Goldmann, Matthias Schramm, Gunter Thomas, Rainer Gross | 1986-12-09 |
| 4540684 | 3-Nitro-5-amide-1,4-dihydropyridines with positive inotropic activity | Jurgen Stoltefuss, Horst Boshagen, Siegfried Goldmann, Matthias Schramm, Gunter Thomas +1 more | 1985-09-10 |
| 4540789 | Circulation-active novel chromone-and thiochromone-substituted 1,4-dihydropyridines | Siegfried Goldmann, Matthias Schramm, Gunter Thomas, Rainer Gross | 1985-09-10 |
| 4537881 | 5-Nitro 1,4-dihydropyridines having a positive inotropic effect | Fred R. Heiker, Jurgen Stoltefuss, Matthias Schramm, Gunter Thomas, Rainer Gross | 1985-08-27 |