Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6054162 | Stabilization of liquid coffee by treatment with alkali | Allan Bradbury, Hartmut Heinrich Balzer | 2000-04-25 |
| 6025002 | Method of removing off-notes from cocoa products | Wilhardi J. Holscher, Ute-Christine Konopka, Siegfried Bolenz, Marie Caroline Grosso, Klaus Koch | 2000-02-15 |
| 5225223 | Process for the preparation of soluble coffee | Klaus Koch | 1993-07-06 |
| 4703874 | Metering device for powdered material | Henry Tapperman, Heinrich Seekamp | 1987-11-03 |
| 4540784 | Recovery of caffeine adsorbed to activated carbon | Peter Werkhoff, Manfred Gehrig | 1985-09-10 |
| 4411923 | Process for the extraction of caffeine from super-critical solutions | Peter Hubert | 1983-10-25 |
| 4328255 | Method of extracting coffee oil containing aroma constituents from roasted coffee | Wilhelm Roselius, Peter Hubert | 1982-05-04 |
| 4198432 | Process for the production of spice extracts | Peter Hubert | 1980-04-15 |