Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465483 | Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations | Otto Roos, Dietrich Arndts | 2002-10-15 |
| 6180645 | Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations | Otto Roos, Dietrich Arndts | 2001-01-30 |
| 6136819 | Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations | Otto Roos, Dietrich Arndts | 2000-10-24 |
| 6034094 | Pharmaceutically useful 3,4-dihydroisoquinoline | Otto Roos, Dietrich Arndts, Franz J. Kuhn, Ilse Strelle | 2000-03-07 |
| 5968948 | Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations | Otto Roos, Dietrich Arndts | 1999-10-19 |
| 5925650 | Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations | Otto Roos, Dietrich Arndts | 1999-07-20 |
| 5861412 | Dihydro-isoquinoline compounds and their use as pharmaceuticals | Dietrich Arndts, Otto Roos | 1999-01-19 |
| 5837712 | Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations | Otto Roos, Dietrich Arndts | 1998-11-17 |
| 5783576 | Benzoyl guanidine derivatives, the preparation thereof and their use in pharmaceutical compositions | Otto Roos, Georg Speck, Dietrich Arndts, Wolf-Dietrich Bechtel | 1998-07-21 |
| 5688793 | Pyridazino4',5':3,4!pyrrolo-2,1-a!-isoquinolines and the use thereof for preparing pharmaceutical preparations | Otto Roos, Dietrich Arndts | 1997-11-18 |
| 5686462 | Anti-inflammatory method | Otto Roos, Dietrich Arndts, Franz J. Kuhn, Ilse Strelle | 1997-11-11 |
| 5677304 | 9-amino-pyridazino4'5':3,4!pyrrolo-2,1-a!isoquinolines and the use thereof for the production of pharmaceutical preparations | Dietrich Arndts, Otto Roos | 1997-10-14 |
| 5674878 | Anellated dihydropyridines and the use thereof for the production of pharmaceutical preparations | Dietrich Arndts, Otto Roos | 1997-10-07 |
| 5665729 | Cerebroprojection method | Otto Roos, Dietrich Arndts, Franz J. Kuhn, Ilse Strelle | 1997-09-09 |
| 5661157 | Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations | Otto Roos, Dietrich Arndts | 1997-08-26 |
| 5643919 | Anellated dihydropyridines and the use thereof for the production of pharmaceutical preparation | Dietrich Arndts, Otto Roos | 1997-07-01 |
| 5627491 | Plural stage circuit with automatic adaptation to first and second voltage ranges of a common voltage source | — | 1997-05-06 |
| 5136175 | Current supply circuit arrangement | — | 1992-08-04 |
| 5087871 | Power supply with inrush current limiter | — | 1992-02-11 |
| 5008273 | Amino acid derivatives and their pharmaceutical use | Gerd Schnorrenberg, Otto Roos, Ingrid Wiedemann, Wolfram Gaida, Wolfgang Hoefke +2 more | 1991-04-16 |
| 4826855 | Thieno pyridines and their use as anti-hypertensive agents | Gerd Schnorrenberg, Otto Roos, Ingrid Wiedemann, Wolfram Gaida, Wolfgang Hoefke | 1989-05-02 |
| 4816821 | Clocked direct voltage converter | — | 1989-03-28 |
| 4766129 | Pyrrolo[2,3-C]pyridines and their use as anti-hypertensive agents | Gerd Schnorrenberg, Otto Roos, Ingrid Wiedemann, Wolfram Gaida, Wolfgang Hoefke | 1988-08-23 |
| 4766217 | Preparation of 5,6-dihydro-pyrrolo[2,1-a]isoquinolines | Otto Roos, Gerd Schnorrenberger | 1988-08-23 |
| 4730125 | Arrangement for synchronizing the pulse-width-modulated clock signals of several clocked direct voltage converters | Gerd Kohler | 1988-03-08 |