Issued Patents All Time
Showing 76–100 of 170 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902745 | Rubber-like thermoplastic polymer mixtures | Karl-Erwin Piejko, Otto Billinger, Lothar Meier, Karl-Heinz Ott | 1990-02-20 |
| 4902744 | Polymer mixture and its use as a modifier for polyvinyl chloride | Hans-Eberhard Braese, Karl-Erwin Piejko | 1990-02-20 |
| 4885209 | Thermoplastic silicon rubber graft polymers (II) | Herbert Eichenauer, Dieter Wittmann, Volker Damrath | 1989-12-05 |
| 4879342 | Thermoplastic polycarbonate moulding compositions | Hans-Jurgen Kress, Winfried Paul, Horst Peters, Josef Buekers | 1989-11-07 |
| 4873289 | Graft polymers and blends thereof with polyamides | Dieter Wittmann, Ludwig Trabert, Carlhans Suling, Herbert Bartl, Karl-Heinz Ott | 1989-10-10 |
| 4871850 | New triazolopyrimidines and their use as initiators | — | 1989-10-03 |
| 4866123 | Molding compositions of polycarbonate and polyalkylene terephthalate showing improved joint line strength | Dieter Wittmann, Hans-Jurgen Kress, Karl-Heinz Ott | 1989-09-12 |
| 4865917 | Thermoplastic silicone rubber graft polymers (I) | Herbert Eichenauer, Dieter Wittmann, Volker Damrath | 1989-09-12 |
| 4861831 | Particulate multiphase polymers | Volker Damrath, Hans-Jurgen Kress, Dieter Wittmann | 1989-08-29 |
| 4861829 | Thermoplastic polycarbonate moulding materials | Hans-Jurgen Kress, Winfried Paul, Horst Peters, Josef Buekers | 1989-08-29 |
| 4859740 | Particulate multiphase polymers | Volker Damrath, Hans-Jurgen Kress, Dieter Wittmann | 1989-08-22 |
| 4859744 | Process for the production of graft polymers of high rubber content | Karl-Heinz Ott | 1989-08-22 |
| 4826946 | New polysiloxane block copolymers | Herbert Eichenauer, Karl-Heinz Ott, Peter Orth, Hartwig Hocker | 1989-05-02 |
| 4822852 | High-impact dimensionally stable polyamide molding compositions | Dieter Wittmann, Uwe Westeppe, Karsten-Josef Idel, Josef Merten, Harald Selbeck | 1989-04-18 |
| 4812515 | Ageing-resistant thermoplastic moulding materials of good impact strength | Hans-Jurgen Kress, Wolfgang Grape, Horst Peters, Jochen Schoeps, Dieter Wittmann | 1989-03-14 |
| 4810739 | Moulding compositions having flame-resistant properties | Horst Peters, Josef Buekers, Bernd Urbanneck | 1989-03-07 |
| 4806593 | Thermoplastic moulding materials having good resistance to ageing and good low-temperature impact strength | Hans-Jurgen Kress, Wolfgang Grape, Horst Peters, Jochen Schoeps, Dieter Wittmann | 1989-02-21 |
| 4806587 | High-impact polyamide moulding compositions | Ludwig Trabert, Josef Merten, Heinrich Haupt | 1989-02-21 |
| 4804708 | Thermoplastic moulding compounds based on special graft polymers | Dieter Wittmann, Hans-Jurgen Kress, Horst Peters, Jochen Schoeps | 1989-02-14 |
| 4801632 | Cellulose ester moulding materials with improved toughness | Herbert Eichenauer, Friedemann Muller, Hartwig Hocker, Helmut Keul | 1989-01-31 |
| 4794167 | Process for the preparation of polymer powders by spray drying | Edwin Roth, Otto Koch, Hans-Eberhard Braese, Pol Bamelis | 1988-12-27 |
| 4786671 | Flameproofing agent combinations and their use in thermoplastic moulding compositions of polycarbonates and ABS polymers | Hans-Jurgen Kress, Friedemann Muller, Horst Peters, Josef Beukers | 1988-11-22 |
| 4785050 | High impact strength, readily flowing polyamide moulding materials | Dieter Wittmann, Ludwig Trabert, Rudolf Binsack, Karl-Heinz Ott | 1988-11-15 |
| 4782115 | Thermoplastic moulding compositions based on polysiloxane/polycarbonate block copolymers | Winfried Paul, Hans-Jurgen Kress, Wolfgang Stix, Dieter Neuray, Werner Nouvertne | 1988-11-01 |
| 4778850 | Thermoplastic moulding materials made from vinyl chloride polymers and graft polymers and having improved properties | Hartmuth Buding, Hans-Eberhard Braese, Rudolf Casper, Karl-Heinz Ott | 1988-10-18 |