Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5836030 | Dental cleaning device and attachment for such a device | Hendrik P. Hazeu, Arno Wolfger | 1998-11-17 |
| 5561881 | Electric toothbrush | Thomas Klinger, Maximilian Pachel, Martin Sonnek | 1996-10-08 |
| 5462557 | Disc-type depilation apparatus with force transmission studs | Hermann Jordan, Johann Rogatschnig, Petronella H. Den Ouden, Francis J. Span | 1995-10-31 |
| 5412827 | Toothbrush | Ingo Muller, Norbert Schneider | 1995-05-09 |