Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6563007 | Preparation of polyetherols | Stefan Dinsch, Jurgen Winkler, Michael Reichelt, Gerd Hoppner, Peter von Malotki | 2003-05-13 |
| 6100308 | Preparation of polyurethanes having improved curing | Bernd Guettes, Stefan Dinsch, Holger Seifert | 2000-08-08 |
| 6040349 | Production of rigid polyurethanes foams with reduced density | Udo Rotermund, Eva Baum, Holger Seifert, Werner Wiegmann | 2000-03-21 |
| 5684092 | Production of rigid foams based on isocyanate | Holger Seifert, Renate Hempel, Udo Rotermund | 1997-11-04 |
| 5624969 | Production of rigid foams based on isocyanate | Holger Seifert, Renate Hempel, Udo Rotermund | 1997-04-29 |
| 5306798 | Transparent, autoclavable, non-cytotoxic, essentially compact polyurethane embedding compositions, the preparation thereof and the use thereof, especially for articles used in medicine | Peter Horn, Werner Hinz, Georg Knoblauch, Falko Ramsteiner | 1994-04-26 |