Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976703 | Medical catheter for intravascular long-term infusion of medication with polysiloxane hydrogel coating | Manfred Franetzki, Eugen Schweiker | 1990-12-11 |
| 4191181 | Apparatus for infusion of liquids | Manfred Franetzki, Karl Prestele | 1980-03-04 |