Issued Patents All Time
Showing 1–25 of 101 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6630216 | Molded plastic article comprising a barrier film | Dirk Pophusen, Gerhard Opelka, Detlev Joachimi, Helmut Schulte | 2003-10-07 |
| 6515044 | Method for producing highly viscous polyesters | Hans-Jürgen Dietrich, Matthias Müller | 2003-02-04 |
| 6307003 | Compostable adhesive | Ernst Grigat, Uwe Westeppe, Wolfgang Schulz-Schlitte, Winfried Pommeranz, Jurgen Lorcks +1 more | 2001-10-23 |
| 6268418 | Mineral filled moulding compounds based on polyalkylene-terephthalate | Herbert Magerstedt, Georg Heger, Friedemann Paul | 2001-07-31 |
| 6207072 | Cooling medium for use at elevated temperatures | Aziz E. Sayed, Detlev Joachimi, Hartwig Meier | 2001-03-27 |
| 5965652 | Thermally stable copper-containing polyamide molding compounds | Aziz El Sayed, Edgar Ostlinning, Alban Hennen, Georg Heger, Werner Nielinger +2 more | 1999-10-12 |
| 5703204 | Method for reprocessing aqueous extract solutions obtained in the production of PA 6 or copolyamide | Andreas Gittinger, Claus Wulff, Heinrich Haupt | 1997-12-30 |
| 5605945 | Polyamide compounds containing diepoxide and having high viscosity | Aziz E. Sayed, Edgar Ostlinning, Hubert Goldbach, Dieter L ohr, Ralf Lange | 1997-02-25 |
| 5597888 | Process for the production of high molecular weight polyamide 6 | Werner Nielinger, Andreas Gittinger, Edgar Ostlinning, Helmut Schulte | 1997-01-28 |
| 5576377 | Polymer moulding materials for producing a partial color change by laser energy, particularly for the production of colored markings | Aziz El Sayed, Frank Gerling, Salvatore Messina, Herbert Magerstedt, Edgar Ostlinning | 1996-11-19 |
| 5416143 | Highly flame-retardant polyamide moulding compounds | Aziz El Sayed, Edgar Ostlinning, Dieter Freitag | 1995-05-16 |
| 5416161 | Production of blend systems by the condensation of oligocarbonates in the presence of mass-polymerized ABS | Werner Nielinger, Hermann Kauth, Dieter Wittmann, Dieter Freitag | 1995-05-16 |
| 5407994 | Thermoplastic polyalkyleneterephthalate moulding compounds | Bahman Sarabi, Klaus Reinking, Klaus Zander, Klaus Kraft | 1995-04-18 |
| 5389712 | Difficultly flammable polyamide moulding materials | Aziz El Sayed, Edgar Ostlinning, Dieter Freitag, Georg Heger | 1995-02-14 |
| 5378750 | Flame-retardant polyamide molding compounds | Aziz El Sayed, Edgar Ostlinning | 1995-01-03 |
| 5376715 | Heat stabilization or aromatic polycarbonates | Gerhard Fennhoff, Jurgen Kirsch, Klaus Kircher, Charles E. Lundy | 1994-12-27 |
| 5340876 | Thermoplastic moulding compounds of polyamides and resin copolymers | Uwe Westeppe, Klaus Struss, Christian Lindner, Hans-Joachim Laue | 1994-08-23 |
| 5326800 | Use of salts in combination with halogenated phthalimides for flameproof finishing of glass fibre-containing polycarbonate moulded members | Klaus Horn, Jurgen Kirsch, Richard Weider, Hugo Obermann, Dieter Freitag | 1994-07-05 |
| 5310793 | Mixtures of polyalkylene terephthalates, new polycarbonates and/or polyester-carbonates and elastomers | Dieter Freitag, Gerd Fengler, Ulrich Grigo, Jurgen Kirsch, Uwe Westeppe | 1994-05-10 |
| 5298546 | Thermoplastic molding compounds of polyalkylene terephthalate, special barium sulfate, particulate graft polymers and, optionally, reinforcing materials | Jurgen Kirsch, Karl-Erwin Piejko, Christian Lindner, Hans-Georg Gehrke | 1994-03-29 |
| 5288848 | Process for preparation of high molecular weight, optionally branched polyarylene sulphides | Wolfgang Ebert, Ludwig Bottenbruch, Dieter Freitag, Rolf-Volker Meyer | 1994-02-22 |
| 5274009 | Use of nuclear aromatic sulfonic acid esters for stabilizing thermoplastic polycarbonates against the effect of gamma-rays | Ulrich Grigo, Jurgen Kirsch, Charles E. Lundy | 1993-12-28 |
| 5233037 | Production of caprolactam by thermal depolymerization of polyamide 6 | Werner Nielinger, Edgar Ostlinning, Dieter Freitag, Hans-Josef Buysch | 1993-08-03 |
| 5231124 | Stabilized thermoplastic molding compositions | Jurgen Kirsch, Friedemann Paul, Lothar Meier, Hans-Georg Gehrke | 1993-07-27 |
| 5216113 | Highly branched polyphosphonates | Wolfgang Schulz-Schlitte, Jurgen Kirsch, Gerd Fengler, Uwe Arndt, Hans-Dieter Block | 1993-06-01 |