Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6992056 | Process for preparing detergent tablets having two or more regions | Thomas Gassenmeier, Christian Nitsch, Hans-Josef Beaujean, Bernd Richter, Thomas Moeller | 2006-01-31 |
| 6750193 | Method for producing multi-phase cleaning and washing agent shaped bodies | Thomas Holderbaum, Hans-Josef Beaujean, Christian Nitsch, Bernd Richter, Markus Semrau | 2004-06-15 |
| 6462006 | Solid machine dishwashing detergent with phosphate and crystalline lamellar silicates | Rainer Sorg, Christian Nitsch, Harald Volk, Thomas Mueller-Kirschbaum, Peter Krings +4 more | 2002-10-08 |
| 6448212 | Laundry/dishwasher detergent portion | Thomas Holderbaum, Bernd Richter, Christian Nitsch | 2002-09-10 |
| 6410500 | Moulded body dishwasher detergents with soil release polymers | Thomas Mueller-Kirschbaum, Christian Nitsch, Thomas Moeller, Hans-Josef Beaujean, Bernd Richter | 2002-06-25 |
| 6407045 | Particulate acetonitrile derivatives as bleach activators in solid detergents | Christian Nitsch, Horst-Dieter Speckmann, Andreas Lietzmann, Susan Huestis | 2002-06-18 |
| 6251848 | Bull's-eye tablet | Thomas Holderbaum, Hans-Josef Beaujean, Christian Nitsch, Markus Semrau, Karl-Martin Faeser | 2001-06-26 |
| 6235695 | Cleaning agent with oligoammine activator complexes for peroxide compounds | Helmut Blum, Peter Jeschke, Siglinde Erpenbach, Christian Nitsch | 2001-05-22 |
| 6221820 | Granular component containing alkylaminotriazole for use in machine dishwashing detergents | Andreas Lietzmann, Thomas Holderbaum, Peter Jeschke | 2001-04-24 |
| 6147043 | Machine dishwashing detergents with silver protection | Hinrich Moeller, Helmut Blum, Christian Nitsch | 2000-11-14 |
| 5898025 | Mildly alkaline dishwashing detergents | Birgit Burg, Peter Jeschke, Willi Buchmeier, Helmut Blum, Christian Nitsch +2 more | 1999-04-27 |
| 5888954 | Corrosion inhibitors for silver | Helmut Blum, Birgit Burg, Thomas Holderbaum, Willi Buchmeier, Peter Jeschke +3 more | 1999-03-30 |
| 5783545 | Enzyme preparation containing a silver corrosion inhibitor | Kathleen Paatz, Wilfried Raehse, Werner Pichler, Birgit Burg | 1998-07-21 |
| 5759987 | Mixtures of nonionic ethers for use as rinse aids and/or cleaning hard surfaces | Peter Jeschke, Karl Schmid, Karin Koren | 1998-06-02 |
| 5691300 | Rinse aids for the machine washing of hard surfaces | Bernd Fabry, Birgit Burg, Marica Nejtek, Peter Jeschke, Udo Hees | 1997-11-25 |
| 5691293 | Stable, dual-function, phosphate-, metasilicate- and polymer-free low-alkali detergent tablets for dishwashing machines and a process for their production | Hans-Friedrich Kruse, Hans-Josef Beaujean, Norbert Schaefer | 1997-11-25 |
| 5602093 | Dishwashing machine rinse aids containing APG, alkyl polyglycol ether and organic carboxylic acid | Theodor Altenschoepfer, Peter Jeschke, Christian Nitsch | 1997-02-11 |
| 5358655 | Process for the production of detergent tablets for dishwashing machines | Hans-Friedrich Kruse, Christiane Zeise, Jochen Jacobs | 1994-10-25 |
| 5073588 | Glycidoxypropyl silanol and polydimethyl siloxanes as mold release agents | Hans-Guenter Seltmann, Hans-Josef Hoffmann | 1991-12-17 |
| 5002695 | Foam regulators suitable for use in detergents and cleaning preparations | Paul Schulz, Claus-Peter Kurzendoerfer, Franz-Josef Carduck, Friedrich W. Diekoetter, Ulrich Jahnke +1 more | 1991-03-26 |