Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879403 | Process for the preparation of cis, endo-2-azabicyclo-[3.3.0]-octane-3-carboxylic acids | Rolf Geiger, Hansjorg Urbach, Reinhard Becker, Bernward Scholkens | 1989-11-07 |
| 4822894 | Optically active bicyclic imino-alpha-carboxylic esters | Rolf Geiger, Dietrich Langner, Hansjorg Urbach, Rainer Henning | 1989-04-18 |
| 4797471 | Peptide derivatives having an inhibitory action on hydroxylating enzymes, a process for their preparation, agents containing them, and their use | Stephan Henke, Dietrich Brocks, Hartmut Hanauske-Abel, Volkmar Gunzler | 1989-01-10 |