Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7449610 | Method for extracting nitrocresols from waste water produced in the manufacture of mononitrotoluene and use of said extract | Johannes Buettner, Holger Allardt, Reinhard Tonder, Reiner Reetz | 2008-11-11 |
| 6563007 | Preparation of polyetherols | Stefan Dinsch, Jurgen Winkler, Gottfried Knorr, Gerd Hoppner, Peter von Malotki | 2003-05-13 |
| 6495652 | Prepolymers containing isocyanate groups and a method for the production thereof | Udo Rotermund, Renate Hempel, Peter Falke, Peter von Malotki, Holger Seifert | 2002-12-17 |
| 6103140 | Preparation of a stable dispersion of melamine in polyol components | Peter Falke, Regina Hendreich | 2000-08-15 |
| 6059990 | Preparation of a stable dispersion of melamine in polyol components | Peter Falke, Regina Hendreich | 2000-05-09 |
| 6034146 | Preparation of a stable dispersion of melamine in polyol components | Peter Falke, Regina Hendreich | 2000-03-07 |
| 5981612 | Production of flameproofed, rigid, isocyanate-based foams | Uwe Keppeler, Werner Hinz | 1999-11-09 |
| 5880168 | Open-celled rigid foams based on isocyanate | Marion Heinz, Werner Wiegmann, Udo Rotermund, Anja Biedermann | 1999-03-09 |
| 5225240 | Method of printing the pattern carrier of a display | Kurt M. Tischer | 1993-07-06 |
| 5094642 | Method of manufacturing a control subassembly for flat display devices | Kurt M. Tischer | 1992-03-10 |