Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5502232 | Process for preparing diaryl carbonates | Hans-Josef Buysch, Joachim Dohm, Carsten Hesse, Dieter Kaufmann | 1996-03-26 |
| 5498742 | Process for the continuous preparation of diaryl carbonates | Hans-Josef Buysch, Carsten Hesse, Reinhard Schomacker, Paul Wagner, Dieter Kaufmann | 1996-03-12 |
| 5495038 | Process for the purification of diphenyl carbonate | Hans-Josef Buysch, Christine Mendoza-Frohn, Norbert Schon | 1996-02-27 |
| 5463102 | Process for the continuous production of aryl carbonates | Norbert Schon, Paul Wagner, Hans-Josef Buysch, Hans-Erich Gasche, Ricarda Leiberich | 1995-10-31 |
| 5284965 | Process for preparing aromatic carbonates | Hans-Josef Buysch, Norbert Schon | 1994-02-08 |
| 5274163 | Process for the preparation of dialkyl carbonates | Alexander Klausener, Hans-Josef Buysch, Paul Wagner | 1993-12-28 |