Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6989406 | Polyurea polyrethanes having improved physical properties | Hans-Detlef Arntz, Bernhard John, Peter Seifert, Michael Schneider | 2006-01-24 |
| 6590057 | Polyurethane elastomers, process for their production and use thereof | Wolfgang Grimm, Stephan Schleiermacher, Marc Schütze | 2003-07-08 |
| 6521676 | Use of polyether-polyurethane for safety clothing | Hans-Detlef Arntz, Bernhard John | 2003-02-18 |
| 5464880 | Process for the CFC-free production of cellular polyurethane molded parts | Hans Weber, Peter Haas, Erhard Michels, Christian Weber | 1995-11-07 |
| 5166183 | Water-blown integral skin polyurethane foams | Sergio Franyutti | 1992-11-24 |
| 5054459 | Preheating device for internal combustion engine intake air and method of making same | Uwe Reimer, Jurgen Kretschmer | 1991-10-08 |
| 4280007 | Process for the production of cellular polyurethane elastomers | Ernst Meisert, Franz-Josef Bohne, Werner Mormann, Wolfgang Krohn, Gerhard Henes | 1981-07-21 |