Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11083574 | Prosthetic heart valve | Hans-Hinrich Sievers, Andreas Hof | 2021-08-10 |
| 10610352 | Heart valve prosthesis | Hans-Hinrich Sievers, Andreas Hof | 2020-04-07 |
| 10507100 | Heart valve prosthesis | Hans-Hinrich Sievers, Andreas Hof | 2019-12-17 |