Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5041218 | Water purification set and chemicals unit therefor | — | 1991-08-20 |
| 4801012 | Holder for a plurality of syringes | Gerrit Grotenhuis | 1989-01-31 |
| 4798671 | Device for inward suction of liquid | Jan Willem Marinus Mijers | 1989-01-17 |
| 4475903 | Disposable hypodermic syringe | Jan Van Dijk | 1984-10-09 |