Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8454559 | Hypodermic syringe with retractable needle | Richardus H. J. Fierkens, Arnoldus Theodorus Maria Telkamp, Dirk Vogelaar | 2013-06-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8454559 | Hypodermic syringe with retractable needle | Richardus H. J. Fierkens, Arnoldus Theodorus Maria Telkamp, Dirk Vogelaar | 2013-06-04 |