Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4793185 | Nondestructive testing | Willi Weingarten, Heinz Schneider | 1988-12-27 |
| 4732040 | Electrodynamically producing ultrasonic waves | Friedhelm Schlawne, Willi Weingarten, Heinz Schneider | 1988-03-22 |