Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731074 | Heart valve prosthesis, method for producing a heart valve prosthesis and mould applied thereby | Antonius A. van Steenhoven, Joannes D. Janssen, Leonardus H. G. Wouters | 1988-03-15 |