Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4785110 | Process for the production of 2-amino-3-nitro-6-(4-fluorobenzylamino)-pyridine | Winfried Orth, Jurgen Engel, Gerhard Scheffler, Hans Pohle | 1988-11-15 |
| 4738983 | Ethylenediamine and guanidine-derivatives | Gerhard Scheffler, Klaus Thiemer, Carl-Heinrich Weischer | 1988-04-19 |
| 4673666 | 2-amino-3-ethoxycarbonylamino-6-(p-fluoro-benzylamino)-pyridine gluconate and pharmaceutical preparations containing it | Helmut Hettche, Jurgen Engel | 1987-06-16 |