Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838086 | Method for measuring the wall thickness of a workpiece by ultra-sound | Rudolf Bender | 1989-06-13 |
| 4620162 | Tunable triangle wave generator with two-phase sinusoidal outputs | Gerhard Thiel, Ruth Ursula | 1986-10-28 |
| 4333347 | Stimulating electro-acoustical transducers | Raimund Lang, Gert Fischer, Dieter Lather | 1982-06-08 |