Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5705462 | Bar soaps containing ether sulfates and oligoglycosides | Werner Schneider, Wolfhard Scholz, Udo Hennen | 1998-01-06 |
| 4861508 | Moulded detergent compositions | Ingo Wegener, Brigitte Giesen, Alfred Meffert, Claus Werner, Udo Hennen | 1989-08-29 |