Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6140502 | Heat-based process for the re-racemisation of a (-)-2-phenylmethyl-3,3-dimethyl-piperidin-4-on derivative | Matthias Grauert, Hanfried Baltes | 2000-10-31 |
| 6136980 | "Method of preparing norbenzomorphane as an intermediate in the preparation of pharmaceutically useful benzomorphane derivatives, in particular (-)-(1R,5S,2""R)-3'-hydroxy-2-(2-methoxypropyl)-5,9,9-trimethyl-6,7-benzo morphane" | Matthias Grauert, Hanfried Baltes | 2000-10-24 |
| 6054604 | Method of preparing norbenzomorphane as an intermediate | Matthias Grauert, Hanfried Baltes | 2000-04-25 |
| 5945535 | Method of preparing norbenzomorphanes | Matthias Grauert, Hanfried Baltes | 1999-08-31 |
| 5731318 | Benzomorphan derivatives | Adrian Carter, Helmut Ensinger, Matthias Grauert, Franz J. Kuhn, Enzio Mueller +2 more | 1998-03-24 |
| 5607941 | Useful for treating neurodegenerative diseases | Enzio Mueller, Werner Stransky, Ilse Streller | 1997-03-04 |
| 5326647 | Abradable layer for a turbo-engine and a manufacturing process | Wolfgang Weiler | 1994-07-05 |
| 5240933 | 14-hydroxy-N-(2-methoxyethyl)-7,8-dihydromorphine and -norisomorphine, processes for the preparation thereof and the use thereof as pharmaceutical compositions | Ingrid Wiedemann, Helmut Ensinger, Klaus Stockhaus, Matthias Grauert | 1993-08-31 |
| 5196454 | Method of treating disorders of the dopaminergic systems using 2,5-diaminotetralines | Matthias Grauert, Joachim Mierau, Gunter Schingnitz, Claus Schneider | 1993-03-23 |
| 5053430 | Use of 2,7-diamino-1,2,3,4-tetrahydronaphthalenes as medicaments, new 2,7-diamino-1,2,3,4-tetrahydronaphthalenes and processes for their preparation | Matthias Grauert, Joachim Mierau, Gunter Schingnitz, Claus Schneider | 1991-10-01 |
| 5047281 | Fiber reinforced composite material and method for producing fibers for such material | Wolfgang Betz, Werner Huether | 1991-09-10 |
| 5006533 | Certain 3-bromo-2,6-dimethoxybenzamides and pharmaceutical use thereof | Rainer Sobotta, Adolf Langbein, Rudolf Bauer, Joachim Mierau | 1991-04-09 |
| 4981862 | Tetrahydrobenzothiazoles, and the preparation and use thereof | Claus Schneider, Rainer Sobotta, Rudolf Bauer, Joachim Mierau, Gunter Schingnitz | 1991-01-01 |
| 4966527 | Composite blade construction for a propeller or rotor blade | — | 1990-10-30 |
| 4944655 | Propeller blade of a fiber-reinforced plastic material | — | 1990-07-31 |
| 4809990 | Brush seals of ceramic material for thermal turbomachines | — | 1989-03-07 |
| 4730876 | Apparatus for manufacturing a brush seal | Klemens Werner, Horst Berger, Thomas Schunn | 1988-03-15 |
| 4699910 | N-(3-trifluoromethyl-phenyl)-N'-propargyl-piperazine and salts thereof useful as analgesics | Rolf Banholzer, Klaus Stockhaus, Hans Michael Jennewein | 1987-10-13 |
| 4617072 | Method for producing a composite ceramic body | — | 1986-10-14 |
| 4575327 | Enclosure for the hot-isostatic pressing of highly stressed workpieces of complex shape for turbomachines | Barbara Borchert, Herbert Schmid, Werner Huther | 1986-03-11 |
| 4536127 | Turbocompressor provided with an abradable coating | Axel Rossmann | 1985-08-20 |
| 4473573 | N-(2-methoxyethyl)-noroxymorphone and pharmaceutical compositions for relieving pain containing same | Adolf Langbein, Klaus Stockhaus | 1984-09-25 |
| 4443343 | Method and apparatus for manufacturing planar fiber webs from short, oriented reinforcement fibers or fiber blends | — | 1984-04-17 |
| 4393069 | 8-Arylalkyl-3-phenyl-3-nortropanols and salts thereof | Adolf Langbein, Rainer Sobotta, Rudolf Bauer, Hans Michael Jennewein, Joachim Mierau | 1983-07-12 |
| 4293556 | Analgesic 2-(2-alkoxy-ethyl)-2'-hydroxy-6,7-benzomorphans and salts thereof | Klaus Stockhaus | 1981-10-06 |