Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790995 | Preparation of primary and secondary amines from nitriles | Joachim Pfeffinger, Michael Hullmann, Frank Funke, Frank Ohlbach, Till Gerlach | 2004-09-14 |
| 6783693 | Hydraulic fluids, containing cyclic carboxylic acid derivatives | Bayram Aydin, Uwe Fidorra, Ladislaus Meszaros, Jan Nouwen, Knut Oppenlander +3 more | 2004-08-31 |
| 6723880 | Preparation of secondary amines from primary amines | Peter Neumann, Johann-Peter Melder, Christoph Benisch, Joachim Pfeffinger | 2004-04-20 |
| 6689914 | Preparation of amines | Martin Schäfer, Arnd Bottcher, Andreas Kramer, Shelue Liang, Frank Funke | 2004-02-10 |
| 6677495 | Oligomer mixtures derived from cyclopentene; method for the production and use thereof | Peter Schwab, Martin Schäfer | 2004-01-13 |