Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4493217 | Process and apparatus for measuring travel time differences of ultrasonic pulses for the determination of flow fields | Rudolf Wulf | 1985-01-15 |
| 4432237 | Ultrasonic transducer | Dieter Schmidt | 1984-02-21 |