Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10131759 | Polyurethane foam and process for producing same | Stefan Lindner, Meike Niesten, Reinhard Strey, Thomas Sottmann, Niels Becker +3 more | 2018-11-20 |
| 9834655 | Polyurethane foam and method for producing same | Dirk Steinmeister, Stephan Moers, Stefan Lindner, Juergen Straeter | 2017-12-05 |
| 9403958 | Process for producing a foamed material,composition in the form of emulsion used therein and foamed material obtainable therefrom | Stefan Lindner, Reinhard Strey, Elena Khazova, Thomas Sottmann, Diana Engelen +1 more | 2016-08-02 |
| 9139683 | Process for producing a polyurethane foam by means of supercritical or near-critical blowing agent | Stefan Lindner, Reinhard Strey, Thomas Sottmann, Elena Khazova, Lorenz Kramer +2 more | 2015-09-22 |
| 9023909 | Process for producing a polyurethane foam and polyurethane foam obtainable therefrom | Stefan Lindner, Reinhard Strey, Thomas Sottmann, Elena Khazova, Lorenz Kramer +2 more | 2015-05-05 |
| 6297342 | Method and mixing head for producing a reaction mixture from an isocyanate and a higher-viscous polyol formulation | Klaus Schulte, Kurt Krippl, Uwe Kunzel, Hans-Ulrich Weber | 2001-10-02 |
| 5399736 | Process for the preparation of highly pure aromatic diurethanes and/or polyurethanes | Stefan Penninger, Stefan Wershofen | 1995-03-21 |
| 5300616 | Process for isolating polyisocyanate isomers from polyisocyanate mixtures | — | 1994-04-05 |
| 5043471 | Process for the preparation of polyisocyanates | Gunter Hammen, Hartmut Knofel | 1991-08-27 |