Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6930163 | Process for the continuous preparation of thermoplastically processable polyurethanes with improved softening properties | Wolfgang Brauer, Wolfgang Kaufhold, Jurgen Winkler, Herbert Heidingsfeld, Wolfgang Rohrig +1 more | 2005-08-16 |
| 6624278 | Process for producing thermally stable thermoplastic polyurethanes | Wolfgang Brauer, Hans-Georg Hoppe, Hans-Georg Wussow, Hans Wagner | 2003-09-23 |
| 6552153 | Thermoplastic resins having incorporated mold release agents | Wolfgang Kaufhold, Wolfgang Brauer, Hans-Georg Hoppe, Hans-Georg Wussow | 2003-04-22 |
| 6294637 | Continuous preparation of melt-processable polyurethane in a twin screw extruder | Wolfgang Brauer, Jurgen Winkler, Herbert Heidingsfeld | 2001-09-25 |
| 5981655 | Process for preparing TPU molding compositions | Herbert Heidingsfeld, Willi Meister, Bernhard Schulte, Wolfgang Brauer, Hans-Georg Hoppe +2 more | 1999-11-09 |
| 5936018 | Melt-processable polyurethanes containing special wax mixtures | Wolfgang Brauer, Herbert Heidingsfeld, Hans-Georg Hoppe, Willi Meister, Jurgen Winkler +2 more | 1999-08-10 |
| 5925697 | Melt processable polyurethanes containing wax | Wolfgang Brauer, Jurgen Winkler, Hans-Georg Hoppe, Bernhard Schulte, Karl-Heinz Wolf +1 more | 1999-07-20 |
| 5905133 | Process for the continuous production of thermoplastically processable polyurethanes having improved processing behavior | Wolfgang Brauer, Herbert Heidingsfeld, Wolfgang Rohrig, Hans-Georg Hoppe, Jurgen Winkler | 1999-05-18 |
| 5795948 | Multistage process for production of thermoplastic polyurethane elastomers | Herbert Heidingsfeld, Wolfgang Brauer, Willi Meister | 1998-08-18 |
| 5760133 | Process for preparing TPU molding compositions | Herbert Heidingsfeld, Willi Meister, Bernhard Schulte, Wolfgang Brauer, Hans-Georg Hoppe +2 more | 1998-06-02 |
| 5696205 | Process for preparing TPU molding compositions | Wolfgang Brauer, Hans-Georg Hoppe, Hans-Georg Wussow, Herbert Heidingsfeld, Willi Meister +2 more | 1997-12-09 |
| 5545707 | Multistage process for producing thermoplastic polyurethane elastomers | Herbert Heidingsfeld, Wolfgang Brauer, Willi Meister | 1996-08-13 |
| 5272193 | Thermoplastic polycarbonate moulding compounds with flame-resistant properties | Karl Fuhr, Karl-Heinz Ott | 1993-12-21 |
| 5240978 | Thermoplastic polycarbonate moulding compositions with flame-resistant properties | Karl Fuhr, Karl-Heinz Ott, Jochen Schoeps, Horst Peters, Werner Ballas | 1993-08-31 |
| 5200491 | Process for the preparation of thermoplastic polyurethane elastomers | Wolfgang Brauer, Karl-Heinz Ott | 1993-04-06 |
| 5191000 | Flameproofed, non-dripping polyalkylene terephthalate molding compounds | Karl Fuhr, Karl-Heinz Ott | 1993-03-02 |
| 5157065 | Thermoplastic polycarbonate moulding compositions with flame-resistant properties | Karl Fuhr, Karl-Heinz Ott | 1992-10-20 |
| 5137953 | Flame-resistant thermoplastic polycarbonate molding compounds | Karl Fuhr, Karl-Heinz Ott, Jochen Schoeps, Horst Peters, Werner Ballas | 1992-08-11 |
| 5102931 | Flameproofed, non-dripping polyamide moulding compound | Karl Fuhr, Karl-Heinz Ott, Aziz El-Sayed, Peter Muller, Martin Wandel | 1992-04-07 |
| 5100958 | Use of silicone resins as flameproofing agents | Karl Fuhr, Karl-Heinz Ott, Ottfried Schlak, Gebhard Wagner | 1992-03-31 |
| 5064885 | Stabilized aliphatic polycarbonates | Edgar Leitz, Herbert Eichenauer, Karl-Heinz Ott, Hans-Josef Buysch | 1991-11-12 |
| 5021488 | Flameproofed, non-dripping polyamide moulding compositions | Karl Fuhr, Karl-Heinz Ott, Aziz El-Sayed, Peter Muller, Martin Wandel | 1991-06-04 |
| 4988748 | Flame-resistant thermoplastic polycarbonate molding compounds | Karl Fuhr, Karl-Heinz Ott, Hans-Dieter Block, Bernd Urbanneck, Werner Ballas | 1991-01-29 |
| 4983658 | Thermoplastic moulding compositions with flame-repellent properties | Hans-Jurgen Kress, Heremann Kauth, Horst Peters, Christian Lindner | 1991-01-08 |
| 4925891 | High impact strength flame-retardant polycarbonate moulding compositions | Hans-Jurgen Kress, Christian Lindner, Horst Peters, Dieter Wittmann, Josef Buekers | 1990-05-15 |