Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12104045 | Opaque multi-layer body made of polycarbonate and having weathering stability | Alexander Meyer, Joerg Reichenauer | 2024-10-01 |
| 11353165 | Covers for LED light sources | Alexander Meyer, Rafael Oser, Michael Roppel, Franky Bruynseels | 2022-06-07 |
| 10844103 | Method for the purification of G-CSF | Arndt Dietrich, Bernhard Janowski, Jörg Schäffner | 2020-11-24 |
| 10272654 | Polycarbonate composition having improved flame resistance for extrusion applications | Alexander Meyer, Berit Krauter, Claus Rüdiger, Peter Schwarz | 2019-04-30 |
| 9815879 | Method for the purification of G-CSF | Arndt Dietrich, Bernhard Janowski, Jörg Schäffner | 2017-11-14 |
| 9371437 | Polycarbonate plates with improved flame resistance | Alexander Meyer, Berit Krauter, Claus Rüdiger, Peter Schwarz | 2016-06-21 |
| 9359489 | Polymer composition having a filler content and coextruded sheet obtainable therefrom | Heinrich Hähnsen, Peter Schwarz, Klaus Kraner, Hans-Jürgen Thiem, Michael Wagner | 2016-06-07 |
| 8741992 | Polycarbonate compositions with phenolically substituted triazine derivative | Alexander Meyer, Claus Rüdiger, Michael Wagner | 2014-06-03 |
| 8436128 | Substrate material for high speed optical discs | Friedrich-Karl Bruder, Wilfried Haese, Rafael Oser, Raymond Wong, Ice Zhang +2 more | 2013-05-07 |
| 8410184 | Regeneration of acidic ion exchangers | Michael Prein, Christian Münnich | 2013-04-02 |
| 8133928 | Method for decanting preconditioned ion-exchange resin suspensions | Ernst-Joachim Alps, Christian Münnich, Stefan Westernacher | 2012-03-13 |
| 7763757 | Crystallization processes for producing bisphenols | Christian Münnich, Rob Eek, Michael Prein, Raymond Audenaert, Gert Tytgat | 2010-07-27 |
| 7427694 | Process for the preparation of high-purity bisphenol A | Stefan Westernacher, Arne Braun, Raymond Audenaert, Jesko Zank | 2008-09-23 |
| 7345133 | Branched polycarbonates | Helmut-Werner Heuer, Rolf Wehrmann, Michael Erkelenz | 2008-03-18 |
| 7112703 | Production of bisphenol-A with reduced sulfur content | Rainer Neumann, Stefan Westernacher | 2006-09-26 |
| 7078573 | Dewatering of circulatory flows in the production of bisphenol A | Rainer Neumann, Stefan Westernacher | 2006-07-18 |
| 6972345 | Extraction of phenol-containing effluent streams | Stefan Westernacher | 2005-12-06 |