Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D826010 | Multi-tool for kitchen | Alexander Cornelis van Druten | 2018-08-21 |
| 6001773 | Sprout inhibiting and/or anti-fungal composition for potatoes | — | 1999-12-14 |
| 4727582 | Hearing aid with adjustable flexible connection member | Roelof A. Venema, Johannes P. M. Damen | 1988-02-23 |
| 4600223 | Tube coupling | — | 1986-07-15 |
| 4189142 | Tennis racket | — | 1980-02-19 |