Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5295486 | Transesophageal echocardiography device | Helmut Wollschlager, Andreas M. Zeiher, Hans-Peter Klein | 1994-03-22 |
| 5105819 | Ultrasound endoscope device | Helmut Wollschlager, Andreas M. Zeiher, Hans-Peter Klein | 1992-04-21 |