Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4744250 | Method for classification of point and elongated single defects in workpieces by means of ultrasonics | Josef Ausserwoger, Felix Wallner | 1988-05-17 |
| 4295375 | Ultrasonic method of testing welded joints | Felix Wallner, Helmut Scheidl, Hermann Reindl, Rainer Frielinghaus | 1981-10-20 |