Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5985948 | Use of silicone polyether copolymers in the production of high-resilience polyurethane foams | Georg Burkhart, Rolf-Dieter Langenhagen, Andreas Weier | 1999-11-16 |
| 5480916 | Method for producing cold polyurethane foams | Anette Brune-Fischer, Georg Burkhart, Volker Zellmer | 1996-01-02 |
| 5064870 | Method for the production of highly elastic, cold-curing polyurethane foams | Hans-Joachim Kollmeier, Georg Burkhart, Rolf-Dieter Langenhagen, Helmut Lammerting | 1991-11-12 |