Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687481 | Shaving apparatus with electrically adjustable cutting unit | Jan de Boer, Jacobus N. Dekker, Albertus J. C. Van Der Borst, Pieter De Pooter | 1997-11-18 |
| 4224503 | Coffeemaker water heater having an arrangement for thermally removing scale deposits | Jacobus M. Gijzel | 1980-09-23 |