Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7456143 | Bleach-containing washing or cleaning agents containing a sulfate/silicate coated percarbonate | Horst-Dieter Speckmann, Heike Schirmer-Ditze, Gerhard Blasey, Birgit Middlehauve | 2008-11-25 |
| 7008593 | Deodorization of cationic acetonitrile derivatives | Georg Assmann, Horst-Dieter Speckmann, Wolfgang Lahn, Michael Lusse, Birgit Middelhauve +2 more | 2006-03-07 |
| 6391838 | Detergents containing enzymes and bleach activators | Horst-Dieter Speckmann | 2002-05-21 |
| 6187055 | Washing agents with specific oxidized oligosaccharides | Beatrix Kottwitz, Horst Upadek | 2001-02-13 |
| 5807529 | Process for the production of silicate-based builder granules with increased apparent density | Hans-Friedrich Kruse, Beatrix Kottwitz, Volker Bauer, Berthold Schreck, Wolfgang Breuer | 1998-09-15 |
| 5798328 | Detergent composition comprising carbonate-amorphous silicate compound as builder and processes of using same | Beatrix Kottwitz, Horst Upadek | 1998-08-25 |
| 5780420 | Silicate-based builders and their use in detergents and multicomponent mixtures for use in this field | Wolfgang Breuer, Volker Bauer, Beatrix Kottwitz, Jochen Jacobs, Hans Dolhaine +3 more | 1998-07-14 |
| 5646103 | Builder for detergents or cleaning compositions | Beatrix Kottwitz, Peter Krings, Horst Upadek | 1997-07-08 |
| 5393455 | Zeolite-based phosphate-free detergent builder composition | Horst Upadek, Eduard Smulders | 1995-02-28 |
| 4704212 | Composition and process for the aftertreatment of washed laundry | Norbert Schindler, Hans Nuesslein, Edgar Koeppelmann | 1987-11-03 |