Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888746 | Focussing ultrasound transducer | Werner Krauss | 1989-12-19 |
| 4869239 | Device for locating and disintegrating concretions in bodily cavities | Werner Krauss | 1989-09-26 |
| 4821730 | Ultrasonic scanner and shock wave generator | Werner Krauss | 1989-04-18 |