Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9023907 | Flexible polyurethane foam | Hans Frei, Henri Mispreuve, Kurt Schoenenberger, Stefano Tenzi | 2015-05-05 |
| 9000118 | Polyurethane foam | Henri Mispreuve, Kurt Schoenenberger, Johan Frei, Erik Vogel, Zacharias Grote | 2015-04-07 |