Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4922008 | Process for the production of 4-nitrotoluene-2-sulfonic acid | Gottfried Seifert, Sebastian Staubli, Josef H. Wieland, Martin Buerli, John G. Lee +1 more | 1990-05-01 |
| 4456389 | Heat flow calorimeter | Gerhard Giger, Kaspar Kuster, Heinz Achermann | 1984-06-26 |