Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7146675 | Handheld toothbrush | Petra Ansari, Andrea Birk, Gerhard Finger, Manfred Klawuhn, Joachim Klimeck +1 more | 2006-12-12 |
| D507114 | Tufting for a toothbrush head | Cornelia Seifert, Björn Kling, Duy Phong Vu, Petra Ansari, Andreas Birk +4 more | 2005-07-12 |
| D502603 | Manual toothbrush | Cornelia Seifert, Björn Kling, Duy Phong Vu, Petra Ansari, Andreas Birk +4 more | 2005-03-08 |
| 5810472 | Hand blender for mixing or comminuting foodstuffs with an air supply structure | Mariano Penaranda, Josep-Maria Masip, Robert Rafols, Xavier Cuesta | 1998-09-22 |
| 4691095 | Hair roller heating device with thermomagnetic roller temperature control | Karlheinz Barowski | 1987-09-01 |
| 4416298 | Electrical ignition system for catalytically heated curling device | Walter Schafer, Rolf Stuhler | 1983-11-22 |