Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5334371 | Marcocyclic polyaza bicyclo compounds containing 5 or 6 membered rings, and method for MRI | Heinz Gries, Bernd Raduchel, Johannes Platzek, Hanns-Joachim Weinmann, Ulrich Speck | 1994-08-02 |
| 5277895 | Mono-n-substituted 1,4,7,10-tetraazacyclododecane derivatives, process for their production and pharmaceutical agents containing these derivatives | Johannes Platzek, Heinz Gries, Hanns-Joachim Weinmann, Hubert Vogler | 1994-01-11 |