Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655616 | Hovercraft and process of regulating air cushion | Henrik Witt, Karsten Witt | 1997-08-12 |
| 5135525 | Catheter set for continuous spinal anaesthesia | Juergen Biscoping, Marie L. Summerer | 1992-08-04 |
| 5007902 | Catheter set for plexus anesthesia | — | 1991-04-16 |
| 4994036 | Catheter set for spinal anaesthesia | Juergen Biscoping, Marie L. Summerer, Heinz Wiegel | 1991-02-19 |
| 4842585 | Steel cannula for spinal and peridural anaesthesia | — | 1989-06-27 |