Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7146675 | Handheld toothbrush | Petra Ansari, Conrad Berghammer, Andrea Birk, Gerhard Finger, Manfred Klawuhn +1 more | 2006-12-12 |
| D507114 | Tufting for a toothbrush head | Cornelia Seifert, Björn Kling, Duy Phong Vu, Petra Ansari, Conrad Berghammer +4 more | 2005-07-12 |
| D502603 | Manual toothbrush | Cornelia Seifert, Björn Kling, Duy Phong Vu, Petra Ansari, Conrad Berghammer +4 more | 2005-03-08 |
| D475531 | Toothbrush | Maaike Evers, Tadeo Toulis | 2003-06-10 |