Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502309 | Shaving apparatus | Albert Jan Aitink, Marcel Adriaansen, Fokke Roelof Voorhorst, Simon Eme Kadijk | 2003-01-07 |
| 4222168 | Shaving apparatus | Ebbe Boiten, Eduard W. Tietjens, Jochem J. de Vries | 1980-09-16 |