Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11425987 | Brush head, in particular for an electrically driven toothbrush, and method for the production thereof | Erwin Buchholz, Eric Schmidt | 2022-08-30 |
| 9101204 | Oral care implement | Erwin Buchholz | 2015-08-11 |
| 7744360 | Process for making toothbrushes | Winfried Ebner, Hans Kraemer, Andreas Walgenbach | 2010-06-29 |
| 7086116 | Toothbrush | Gerd Broecker, Matthias Georgi, Wolf-Dieter Muller | 2006-08-08 |
| 6990706 | Toothbrush | Gerd Broecker, Matthias Georgi, Wolf-Dieter Muller | 2006-01-31 |
| 6919038 | Method of producing thick-walled brushes, in particular toothbrushes | Andreas Walgenbach, Armin Seifert | 2005-07-19 |
| 6695414 | Method of manufacturing a brush head by way of an injection molding process | Gerd Broecker | 2004-02-24 |
| 5518300 | Method for the manufacture of a toothbrush | — | 1996-05-21 |
| 5458400 | Method of manufacturing of brushes, in particular, tooth brushes | — | 1995-10-17 |
| 5454626 | Method of configuring bristle bundles | Carl Schiffer | 1995-10-03 |
| 5054154 | Toothbrush with flexible head | Carl Schiffer | 1991-10-08 |