Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5877138 | Carpet cleaning formulation | Alexander Ditze, Thomas Hahn, Franz Kresse, Theo Fleckenstein | 1999-03-02 |
| 5431840 | Process for the production of cleaning and care preparations containing APG emulsifier | Heinz-Dieter Soldanski, Juergen Noglich | 1995-07-11 |
| 5356479 | Method for cleaning bathroom fittings | Ronald Menke, Petra Plantikow | 1994-10-18 |
| 4834900 | Process for removing stains from fabrics | Heinz-Dieter Soldanski, Petra Keup, Ursula Meier-Krug | 1989-05-30 |
| 4820449 | Cleaning block for flush toilet tanks | Ronald Menke, Gerd Praus | 1989-04-11 |
| 4813084 | Cleaning system for toilet bowls | Herbert Buecheler, Thomas Capune, Ronald Menke, Erich Tuerk | 1989-03-21 |
| 4808329 | Cleaning preparation for glass | Heinz-Dieter Soldanski, Marlis Kallbe | 1989-02-28 |
| 4683072 | Two-component cleaner and disinfectant tablet | Ronald Menke, Gerd Praus, Petra Hasselbach | 1987-07-28 |
| 4659494 | Carpet cleaning composition contains a cellulose powder from a hardwood source | Heinz-Dieter Soldanski, Ursula Meier | 1987-04-21 |
| 4578207 | Two component cleaner and disinfectant tablet | Ronald Menke, Gerd Praus, Petra Hasselbach | 1986-03-25 |
| 4554083 | Liquid leather care compositions | Heinz-Dieter Soldanski | 1985-11-19 |
| 4541551 | Sealing top for containers for powdered or granular materials | Peter Vierkotter, Erich Turk, Ronald Menke | 1985-09-17 |