Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6785929 | Electric toothbrush | Peter Hilfinger | 2004-09-07 |
| 6786558 | Brush head and method of manufacturing such a brush head | Georges Driesen, Armin Schwarz-Hartmann | 2004-09-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6785929 | Electric toothbrush | Peter Hilfinger | 2004-09-07 |
| 6786558 | Brush head and method of manufacturing such a brush head | Georges Driesen, Armin Schwarz-Hartmann | 2004-09-07 |