Issued Patents All Time
Showing 76–100 of 119 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6596800 | Polycarbonate molding materials exhibiting improved mechanical properties | Michael Zobel, Dieter Wittmann, Bernd Keller | 2003-07-22 |
| 6590015 | Flame-resistant molding compounds | Dieter Wittmann, Horst Beicher | 2003-07-08 |
| 6583257 | Composition based on copolycarbonates | Holger Warth, Dieter Wittmann, Silke Kratschmer | 2003-06-24 |
| 6583204 | Flame resistant thermostable polycarbonate ABS moulding compounds | Dieter Wittmann, Jörn Stölting, Michael Zobel | 2003-06-24 |
| 6569930 | Flame and stress crack resistant polycarbonate molding compositions | Dieter Wittmann, Michael Zobel, Bernd Keller, Heinrich Alberts | 2003-05-27 |
| 6566428 | Flame-resistant thermostable polycarbonate ABS moulding materials | Dieter Wittmann, Michael Zobel, Heinrich Alberts | 2003-05-20 |
| 6528561 | Flame-resistant polycarbonate ABS blends | Michael Zobel, Torsten Derr, Dieter Wittmann | 2003-03-04 |
| 6508611 | Method and means for handling and conveying loosefill | John W. Lakeman, Bernard Parrott | 2003-01-21 |
| 6461732 | Composites consisting of polyurethane and a thermoplastic material containing an inorganic polar additive | Dieter Wittmann, Bernd Keller, Wolfgang Raschilas | 2002-10-08 |
| 6444735 | Flame-resistant polycarbonate ABS molding materials | Dieter Wittmann, Bernd Keller, Heinrich Alberts | 2002-09-03 |
| 6441068 | Flame-resistant reinforced polycarbonate ABS moulding materials | Dieter Wittmann, Bernd Keller, Heinrich Alberts | 2002-08-27 |
| 6433082 | Herbicidal mixtures exhibiting a synergistics effect | Michael Zobel, Dieter Wittmann | 2002-08-13 |
| 6417256 | Polycarbonate-ABS moulding materials | Dieter Wittmann, Ralph Ostarek, Richard Weider, Gisbert Michels | 2002-07-09 |
| 6414107 | Polycarbonate molding materials exhibiting improved mechanical properties | Michael Zobel, Dieter Wittmann, Bernd Keller | 2002-07-02 |
| 6398460 | Method and means for handling and conveying loosefill | John W. Lakeman | 2002-06-04 |
| 6326423 | Polycarbonate-ABS moulding compounds | Michael Zobel, Dieter Wittmann | 2001-12-04 |
| 6320016 | Use of polycarbonates containing iodine phenyl carbonate for producing special shaped parts | Michael Bödiger, Wolfgang Ebert, Heinrich Alberts, Dieter Wittmann | 2001-11-20 |
| 6296424 | Apparatus for handling and conveying loosefill | John W. Lakeman, Bernard Parrott | 2001-10-02 |
| 6140426 | Graft polymer moulding compositions with reduced deposit formation | Bahman Sarabi, Herbert Eichenauer, Edgar Leitz, Heinrich Alberts, Dieter Wittmann | 2000-10-31 |
| RE36902 | Flame resistant polycarbonate/abs moulding compounds resistant to stress cracking | Dieter Wittmann, Manfred Oller, Heinrich Alberts | 2000-10-03 |
| 6057394 | Thermoplastic compositions with improved X-ray contrast | Michael Bödiger, Herbert Eichenauer, Heinrich Alberts, Dieter Wittmann, Peter Kruger | 2000-05-02 |
| 5994463 | Polycarbonate/graft polymer moulding compositions with reduced deposit formation | Dieter Wittmann, Heinrich Alberts, Bahman Sarabi, Herbert Eichenauer, Edgar Leitz | 1999-11-30 |
| 5849827 | Extremely finely divided inorganic powders as flame retardants in thermoplastic moulding compositions | Michael Bödiger, Dieter Wittmann, Heinrich Alberts | 1998-12-15 |
| 5741838 | Flame retardent thermoplastic polycarbonate moulding compounds | Karl Fuhr, Dieter Wittmann, Heinrich Alberts | 1998-04-21 |
| 5733957 | Flame retardant polycarbonate containing polycyclic phosphoric acid esters | Wolfgang Podszun | 1998-03-31 |