Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9852619 | Communication device for an ultrasonic appliance, and method for operating such an appliance | — | 2017-12-26 |
| 9656299 | Method and circuit arrangement for determining a working range of an ultrasonic vibrating unit | Xenia Bruhn | 2017-05-23 |