Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4968819 | Process for the preparation of chromene derivatives | Tibor Timar, Kalman Zsupan, Janos Repasi, Istvan Kiss, Andras Fodor +1 more | 1990-11-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4968819 | Process for the preparation of chromene derivatives | Tibor Timar, Kalman Zsupan, Janos Repasi, Istvan Kiss, Andras Fodor +1 more | 1990-11-06 |