Issued Patents All Time
Showing 25 most recent of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6754979 | Device for drying and thermally treating granulates with an inert gas stream | Alfons Ludwig, Ragnhild Pille | 2004-06-29 |
| 6703475 | Method for the continuous production of copolyamides based on a lactam (I), a diamine (II) and a dicarboxylic acid (III) | Jürgen Deininger, Walter Gotz, Alfons Ludwig | 2004-03-09 |
| 6429279 | Preparation of polyamides | Hans-Harald Hünger, Alfons Ludwig, Rainer Neuberg, Thomas Sauer, Axel Wilms | 2002-08-06 |
| 6353085 | Method for producing polyamides | Ralf Mohrschladt, Volker Hildebrandt, Eberhard Fuchs | 2002-03-05 |
| 6326457 | Continuous polyamide extraction process | Jörg Erbes, Alfons Ludwig | 2001-12-04 |
| 6320021 | Continuous polyamide extraction process | Peter Hildenbrand, Reinhard Lang, Alfons Ludwig | 2001-11-20 |
| 6284830 | Molding compositions comprising random copolyamides, their use, and process for their preparation | Axel Gottschalk, Stefan Grutke, Peter Wolf, Martin Weber | 2001-09-04 |
| 6194538 | Process for producing polyamides from aminonitriles | Robert A. Weiss, Dieter Krauss, Dieter Keller, Wolfgang Harder, Alfons Ludwig +1 more | 2001-02-27 |
| 6120895 | Biodegradable polyesters | Christoph Kowitz, Peter Bauer, Dieter Bernhard Beimborn, Bernd Bruchmann, Uwe Faller +3 more | 2000-09-19 |
| 6093771 | Thermoplastic moulding compounds based on vinyl aromatic polymers with syndiotactic structure, low-viscosity polyamides and polyphenylene ethers modified with polar groups | Josef Wunsch, Martin Weber, Alexander Gluck, Wilfried Vogel, Thomas Heitz +1 more | 2000-07-25 |
| 5936045 | Biodegradable polymers, the preparation thereof, and the use thereof for producing biodegradable moldings | Volker Warzelhan, Ursula Seeliger, Peter Bauer, Dieter Bernhard Beimborn, Motonori Yamamoto | 1999-08-10 |
| 5889135 | Biodegradable polymers, process for producing them and their use in preparing biodegradable moldings | Volker Warzelhan, Ursula Seeliger, Peter Bauer, Udo Pagga, Motonori Yamamoto | 1999-03-30 |
| 5883186 | Polyamide/polyolefin blends | Axel Gottschalk, Herbert Fisch, Martin Weber | 1999-03-16 |
| 5783634 | Thermoplastic molding materials based on partly aromatic copolyamides and polycarbonates | Martin Weber, Herbert Fisch, Axel Gottschalk | 1998-07-21 |
| 5780576 | Thermoplastic molding materials based on partly aromatic poly-amides and polyetherimides | Martin Weber, Herbert Fisch, Axel Gottschalk | 1998-07-14 |
| 5760163 | Preparation of branched polyamides | Herbert Fisch, Jens Rieger, Martin Laun, Volker Warzelhan | 1998-06-02 |
| 5728800 | Thermoplastic polyamide molding materials | Axel Gottschalk, Herbert Fisch, Martin Weber | 1998-03-17 |
| 5710216 | Thermoplastic molding materials based on partly aromatic polyamides and polymethacrylamides | Martin Weber, Herbert Fisch, Axel Gottschalk | 1998-01-20 |
| 5688901 | Partly aromatic copolyamide molding materials having high crystallinity | Herbert Fisch, Klaus Mühlbach, Heiner Görrissen | 1997-11-18 |
| 5674973 | Continuous production of low molecular weight polyamides | Andreas Kleinke, Peter Hildenbrand | 1997-10-07 |
| 5659009 | Production of filler-containing thermoplastic molding compositions and molding compositions obtainable in this way | Walter Goetz, Claus Cordes, Josef G. Floss, Guenter Mattern, Peter Hildenbrand +4 more | 1997-08-19 |
| 5650466 | Thermoplastic polyamide molding materials | Axel Gottschalk, Herbert Fisch, Martin Weber | 1997-07-22 |
| 5639833 | Molding materials comprising polyarylene ethers and copolyamides | Martin Weber, Herbert Fisch, Axel Gottschalk | 1997-06-17 |
| 5561193 | Polyphenylene ether/polyamide molding materials | Axel Gottschalk, Herbert Fisch, Martin Weber | 1996-10-01 |
| 5422390 | Flameproofed thermoplastic copolyester molding materials | Brigitte Gareiss, Christoph Plachetta, Karlheinz Ulmerich | 1995-06-06 |