Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364614 | Cascade polymer bound chelating compounds, their chelates and conjugates, processes for their production, and pharmaceutical agents containing them | Johannes Platzek, Heribert Schmitt-Willich, Heinz Gries, Gabriele Schuhmann-Giampieri, Hanns-Joachim Weinmann +1 more | 1994-11-15 |
| 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, Wolf-Rudiger Press | 1994-01-11 |