Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5501810 | Process for increasing the apparent density of spray-dried detergents | Hans Eugster, Beat Buser | 1996-03-26 |
| 5318718 | Process for the production of a pourable phosphate-free foam-inhibiting preparation | Wolfgang Seiter, Edmund Schmadel | 1994-06-07 |
| 4661281 | Process for the production of a spray-dried nonionic washing aid | Wolfgang Seiter, Ingo Wegener | 1987-04-28 |
| 4552681 | Granular, free-flowing detergent component and method for its production | Otto Koch, Wolfgang Seiter | 1985-11-12 |
| 4524010 | High-sudsing, granular detergent composition with greater granulate stability and process for its preparation | Wolfgang Seiter, Ingo Wegener | 1985-06-18 |
| 4495092 | Viscosity regulators for high-viscosity surfactant concentrates | Karl Schmid, Hans J. Rommerskirchen, Wolfgang Seiter, Robert Piorr | 1985-01-22 |
| 4482470 | Viscosity modifiers for concentrated surfactants | Lothar Pioch, Karl Schmid, Wolfgang Seiter | 1984-11-13 |
| 4419260 | Method for the production of a suds-stabilized silicone-containing detergent | Herbert Saran, deceased, Martin Witthaus | 1983-12-06 |
| 4396524 | Preparation of polysiloxane block polymers and their use as foam inhibitors | Hans-Ulrich Hempel, Edmund Schmadel, Gunther Vogt | 1983-08-02 |
| 4385855 | Hobbing machine | Heinz Papistok | 1983-05-31 |
| 4284376 | Spur gear hobbing machine | Heinz Papistok, Lothar Bachmann | 1981-08-18 |
| 4264480 | Stable aqueous suspension of water-insoluble, calcium-binding aluminosilicates and organic suspending agents | Hans Andree, Dieter Jung, Martin Bischoff, Jens Conrad, Josef Huppertz +6 more | 1981-04-28 |
| 4184975 | Pourable agglomerated aluminosilicate builder compositions for washing and cleansing agents | Peter Krings, Josef Huppertz, Dieter Kuhling, Milan J. Schwuger, Heinz Smolka | 1980-01-22 |