Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693309 | Substituted complexing agents, complexes, and complex salts, processes for their production, and pharmaceuticals containing same | Julius Deutsch, Heinz Gries, Erich Klieger, Ulrich Niedballa, Franz-Josef Renneke +2 more | 1997-12-02 |
| 5693310 | Amide complexes | Heinz Gries, Bernd Raduechel, Hans-Joachim Weinmann, Ulrich Speck | 1997-12-02 |
| 5482700 | Substituted polyamino, polycarboxy complexing agent dimers for MRI and X-ray contrast | Julius Deutsch, Heinz Gries, Erich Klieger, Ulrich Niedballa, Franz-Josef Renneke +1 more | 1996-01-09 |
| 4547357 | N-Hydroxyethylated 2,4,6-triiodoaminoisophthalic acid bistrihydroxybutylamides, their preparation and x-ray contrast media containing them | Heinrich Pfeiffer, Ulrich Speck | 1985-10-15 |
| 4466442 | Carrier liquid solutions for the production of gas microbubbles, preparation thereof, and use thereof as contrast medium for ultrasonic diagnostics | Juergen Hilmann, Rolf Hoffmann, Ingfried Zimmermann | 1984-08-21 |
| 4328202 | Ionic 5-C-substituted 2,4,6-triiodoisophthalic acid derivatives | Heinz Gries, Heinrich Pfeiffer, Ulrich Speck | 1982-05-04 |