Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6747146 | Method of producing nitroguanidine- and nitroenamine derivatives | Gottfried Seifert, Verena Gisin | 2004-06-08 |
| 6677457 | Process for the preparation of thiazole derivatives | Thomas Pitterna, Henry Szczepanski, Peter Maienfisch, Ottmar Franz Huter, Marcel Senn +3 more | 2004-01-13 |
| 6673925 | Method of producing thiobarbituric acid derivatives | Bernhard Urwyler, Marco Passafaro | 2004-01-06 |