Issued Patents All Time
Showing 101–119 of 119 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679759 | Polycarbonate moulding materials with improved toughness | Dieter Wittmann, Heinrich Alberts, Herbert Eichenauer, Ulrich Jansen | 1997-10-21 |
| 5672645 | Flame resistant polycarbonate/ABS moulding compounds resistant to stress cracking | Dieter Wittmann, Manfred Oller, Heinrich Alberts | 1997-09-30 |
| 5658974 | Flameproofed, thermoplastic polycarbonate moulding compounds | Karl Fuhr, Dieter Wittmann, Heinrich Alberts | 1997-08-19 |
| 5621029 | Flame retardant thermoplastic polycarbonate moulding compositions | Karl Fuhr, Dieter Wittmann, Heinrich Alberts | 1997-04-15 |
| 5393835 | Polycarbonate/ABS molding compounds | Dieter Wittmann, Gerhard Fennhoff, Jochen Schoeps, Karl-Heinz Ott, Wolfgang Jakob | 1995-02-28 |
| 5362810 | Thermoplastic molding compositions of aromatic polyether sulfone and hydrogenated nitrile rubber | Herbert Eichenauer, Hartmuth Buding, Karl-Heinz Ott | 1994-11-08 |
| 5300550 | Thermoplastic molding compositions | Dieter Wittmann, Karl-Heinz Ott, Claus Wulff, Dieter Freitag | 1994-04-05 |
| 5223572 | Impact resistant thermoplastic moulding compounds of aromatic polyester carbonates and polyalkylene terephthalates | Dieter Wittmann, Jochen Schoeps, Horst Peters, Karl-Heinz Ott | 1993-06-29 |
| 5191017 | High-impact thermoplastic polyether sulfone molding compositions | Dieter Wittmann, Karl-Heinz Ott, Christian Lindner | 1993-03-02 |
| 5145911 | Polycarbonate molding composition | Dieter Freitag, Uwe Westeppe, Dieter Wittmann | 1992-09-08 |
| 5137970 | Polycarbonate/ABS compositions of high heat resistance | Dieter Wittmann, Dieter Freitag, Uwe Westeppe, Karl-Heinz Ott | 1992-08-11 |
| 5126404 | Polycarbonate molding compositions | Dieter Wittmann, Christian Lindner, Uwe Westeppe | 1992-06-30 |
| 5104945 | Heat resistant polycarbonate molding compositions | Dieter Wittmann, Dieter Freitag, Uwe Westeppe, Karl-Heinz Ott | 1992-04-14 |
| 5075375 | Impact-resistant polysulphone-ABS moulding compounds | Ulrich Jansen, Karl-Heinz Ott | 1991-12-24 |
| 5047496 | Process for the preparation of aromatic polyethersulphones | Karl Fuhr, Karl-Heinz Ott | 1991-09-10 |
| 5010135 | Moulding compounds of aromatic polyesters, vinyl copolymers and grafted silicone rubber | Edgar Leitz, Dieter Wittmann, Karl-Heinz Ott, Horst Peters, Jochen Schoeps | 1991-04-23 |
| 4985493 | Thermoplastic moulding compounds with low temperature toughness obtained from aromatic polyester carbonates and special graft polymers | Dieter Wittmann, Edgar Leitz, Jochen Schoeps, Karl-Heinz Ott, Horst Peters | 1991-01-15 |
| 4985492 | Polyphenylene ether molding compositions | Dieter Wittmann, Karl-Heinz Ott, Volker Damrath, Uwe Westeppe | 1991-01-15 |
| 4908422 | Thermoplastic molding compounds containing aliphatic polycarbonates | Edgar Leitz, Herbert Eichenauer, Karl-Heinz Ott, Horst Peters, Jochen Schoeps | 1990-03-13 |