Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7598217 | Multilayered detergent shaped bodies with viscoelastic phase | Birgit Burg, Gerhard Blasey, Berthold Schreck, Peter Schmiedel | 2009-10-06 |
| 6342472 | Low-concentration highly viscous liquid detergents | Josef Penninger, Theodor Voelkel | 2002-01-29 |
| 6274546 | Stable high viscosity liquid detergents | Josef Penninger, Theodor Voelkel | 2001-08-14 |
| 6225272 | Dishwashing detergent with enhanced cleaning effect | Brigitte Giesen, Dagmar Zaika, Birgit Middelhauve, Rainer Hofmann | 2001-05-01 |
| 5880083 | Liquid bleach-containing formulation for washing or cleaning | Hans-Josef Beaujean, Christian Block, Rainer Hofmann, Rudolf Lind, Josef Penninger +3 more | 1999-03-09 |
| 4676953 | Continous production of sodium silicate solutions | Lutz Jeromin, Heinrich Krings, Rudolf Novotny, Harald Skrobek | 1987-06-30 |