Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5939584 | Process for preparing solid, free-flowing water-soluble salts of aryloxy-C.sub.1 -C.sub.4 -alkanecarboxylic acids | Hans Rupert Merkle, Erich Fretschner, Michael Schönherr, Anne van Gastel | 1999-08-17 |
| 5319111 | Preparation of tetrahydrofuran and gamma-butyrolactone | Horst Zimmermann, Hans-Juergen Scheiper, Wolfgang Sauer, Horst Hartmann | 1994-06-07 |
| 5268913 | Frequency-doubling solid state laser | Harald Sakowski, Peter Greve | 1993-12-07 |
| 5154891 | Laboratory apparatus for separating substances from gas samples | — | 1992-10-13 |
| 5149884 | Tube bundle reactor, use thereof in exothermic organic reactions, and preparation of ketones and aldehydes using same | Wilhelm Ruppel, Otto Woerz, Klaus Halbritter, Hans-Juergen Scheiper, Werner Aquila +1 more | 1992-09-22 |
| 5120880 | Preparation of muscone, intermediates for this preparation and preparation of said intermediates | Michael Huellmann, Thomas Kuekenhoehner, Rainer Becker, Matthias Irgang, Charles Schommer | 1992-06-09 |
| 5081311 | Preparation of muscone, intermediates for this preparation and preparation of said intermediates | Michael Huellmann, Thomas Kuekenhoehner, Rainer Becker, Matthias Irgang, Charles Schommer | 1992-01-14 |
| 5031184 | Cooling arrangement for a semiconductor pump source | Peter Greve, Martin Blumentritt, Harald Sakowski | 1991-07-09 |
| 4940805 | Preparation of 1,4-butanediol or tetrahydrofuran or both | Rolf Fischer, Hans-Juergen Gosch, Wolfgang Harder, Klaus-Dieter Malsch, Manfred Eggersdorfer +5 more | 1990-07-10 |
| 4816606 | Continuous preparation of aldehydes and ketones | Manfred Eggersdorfer, Wilhelm Ruppel, Harald Schultheiss, Hans-Ulrich Scholz | 1989-03-28 |
| 4440960 | Continuous preparation of 3-alkyl-buten-1-als | Wolfgang Sauer, Werner Aquila, Wolfgang Hoffmann, Klaus Halbritter | 1984-04-03 |