Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6463615 | Toothbrush having main bristles and having transversely and longitudinally adjustable interdental bristles | Paul Gruber, Christian Mikula, Gerald Kauer | 2002-10-15 |
| 5802749 | Iron and accumulated energy transferring stand | Maarten Barmentlo, Gerrit Bijker, Robert E. F. Einerhand, Paul Anton Josef Ackermans, Adriaan Netten | 1998-09-08 |