Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338575 | Process for the quasi-continuous decaffeination of raw coffee | Hubert Coenen | 1994-08-16 |
| 5229000 | Apparatus and method for the separation of a viscous mixture | Ernst Kriegel, Klaus Reimann | 1993-07-20 |
| 5114728 | Process for decaffeinating green coffee beans | Friedrich W. H. Coenen | 1992-05-19 |
| 5089280 | Process for decaffinating green coffee beans | Friedrich W. H. Coenen | 1992-02-18 |
| 5011594 | Process for the continuous extraction of mixtures of organic substances with supercritical solvents | Eckhard Haeffner, Bernd Knuth, Hubert Jasper, Klaus Reimann | 1991-04-30 |