Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176386 | Pressure-resistant vessel | Adriaan Beukers | 2001-01-23 |
| 5938179 | Bag and method of constructing the same | Adriaan Beukers, Axel Jacobus Maarschalk | 1999-08-17 |
| 5119558 | Shaving apparatus | Wilhelmus Petrus Martinus Maria van Erp | 1992-06-09 |