Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5484548 | Low-foam scouring powder | Eva Kiewert, Wolfgang Seiter, Winfried Wichelhaus | 1996-01-16 |
| 5139693 | Granular adsorbent having improved flushing properties | Elmar Wilms, Guenther Vogt | 1992-08-18 |
| 4861510 | Porous layer silicate/sodium sulfate agglomerate | Elman Wilms, Dieter Jung, Herbert Linsenbold, Winfried Wichelhaus | 1989-08-29 |
| 4834902 | Process for the production of free-flowing alkaline detergents by compacting granulation | Dieter Jung, Jochen Jacobs, Elmar Wilms | 1989-05-30 |
| 4482470 | Viscosity modifiers for concentrated surfactants | Herbert Reuter, Karl Schmid, Wolfgang Seiter | 1984-11-13 |