Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835281 | Process for the preparation of N-sulfamyl-3-(2-guanidino-thiazol-4-methylthio)-propionamidine | Peter Bod, Kalman Harsanyi, Eva gai nee Csongor, Erik Bogsch, Eva Fekecs +3 more | 1989-05-30 |
| 4816587 | Process for the preparation of 2-halogenated ergoline derivatives | Gabor Megyeri, Tibor Keve, Lajos Kovacs, Bela Stefko, Erik Bogsch +3 more | 1989-03-28 |