Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6709589 | Dimensionally stable, cross-flow permeable fluid treatment element | Walter Herding | 2004-03-23 |
| 5457353 | Frequency-selective ultrasonic sandwich transducer | Rudolf Thurn | 1995-10-10 |
| 5329682 | Method for the production of ultrasound transformers | Rudolf Thurn | 1994-07-19 |
| 5144186 | Ultrasonic sandwich transducer with an astigmatic sonic lobe | Rudolf Thurn | 1992-09-01 |
| 4618467 | Method for sealing cavities | Hubert Schuster | 1986-10-21 |