Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33625 | Heart valve and xenograft washing system | David W. Schlerf | 1991-07-02 |
| 4881562 | Heart valve and xenograft washing system | David W. Schlerf | 1989-11-21 |
| 4838288 | Heart valve and xenograft washing system | David W. Schlerf | 1989-06-13 |