Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6591431 | Device to dispense active substances into rinse water, especially in toilet bowls | Heinz-Dieter Schönbeck, Kurt Wagner | 2003-07-15 |
| D460545 | Air freshener | Georg Schimanski | 2002-07-16 |
| 6389610 | Device to dispense active substances into rinse water especially in toilet bowls | Heinz-Dieter Schönbeck, Kurt Wagner | 2002-05-21 |
| D432224 | Container for fragrant liquids | Georg Schimanski | 2000-10-17 |
| 5269460 | Evaporator device, particularly for volatile active substances such as insecticides, perfumes and the like | — | 1993-12-14 |
| 5222186 | Electrical apparatus for vaporizing of active substances | Georg Schimanski, Jurgen Fischer | 1993-06-22 |
| D318912 | Air ameliorant or similar article | Fritz von Philipp, Georg Schimanski | 1991-08-06 |
| D306478 | Air freshener or similar article | Fritz von Philipp, Georg Schimanski | 1990-03-06 |
| 4844050 | Evaporation apparatus for active ingredients such as pyrethrum incorporated into solid carrier materials | Bernd Pregler, Georg Schimanski | 1989-07-04 |
| 4769528 | Apparatus for the evaporation of active ingredients such as, for example, pyrethrum, incorporated in cellulose or other carrier materials | Fritz von Philipp | 1988-09-06 |
| 4750471 | Evaporation apparatus for active ingredients such as pyrethrum incorporated into solid carrier materials | Bernd Pregler, Georg Schimanski, Fritz von Philipp | 1988-06-14 |
| 4707866 | Device for adding disinfectants or the like to the flushing water of a WC | Fritz von Philipp | 1987-11-24 |
| RE32017 | Toilet flush water colorizer | Georg Schimanski | 1985-11-05 |
| 4452393 | Vaporizing device for perfumes, insecticides and/or other volatile active substances | Georg Schimanski, Fritz von Philipp | 1984-06-05 |