Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6612034 | Hand-held electrical appliance for personal care or for use as a tool | — | 2003-09-02 |
| 5671535 | Shaving apparatus with controllable motor speed | Albertus J. C. Van Der Borst, Jan Tiesinga, Jacobus N. Dekker | 1997-09-30 |
| 5363534 | Vacuum cleaner and suction tube for use with a vacuum cleaner | Jan H. Dekker | 1994-11-15 |
| 4959556 | Circuit arrangement for deriving a direct voltage from the mains alternating voltage | Jan H. Dekker | 1990-09-25 |
| 4672367 | Optical indicator device | — | 1987-06-09 |