Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5604247 | Chromone Derivatives | Andreas von Sprecher, Marc Gerspacher, Silvio Roggo, Walter Schilling, Silvio Ofner +1 more | 1997-02-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5604247 | Chromone Derivatives | Andreas von Sprecher, Marc Gerspacher, Silvio Roggo, Walter Schilling, Silvio Ofner +1 more | 1997-02-18 |