Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5970974 | Dosating unit for an ultrasonic atomizer device | Olaf Haack, Martin Ruttel, Brindra-Paul Singh-Chawla | 1999-10-26 |
| 5950619 | Ultrasonic atomizer device with removable precision dosating unit | Olaf Haack, Martin Ruttel | 1999-09-14 |
| 5716002 | Ultrasonic atomizer | Olaf Haack, Randolf Mock | 1998-02-10 |
| 5134993 | Inhalator device, in particular a pocket inhalator | Juergen Friedrich, Bernd Zierenberg | 1992-08-04 |
| 5089763 | Battery charging unit for a medical appliance | Siegfried Wunder | 1992-02-18 |
| 4912357 | Ultrasonic MHz oscillator, in particular for liquid atomization | Wolf-Dietrich Drews | 1990-03-27 |
| 4888516 | Piezoelectrically excitable resonance system | Johannes Daeges | 1989-12-19 |
| 4877989 | Ultrasonic pocket atomizer | Wolf-Dietrich Drews, Martin Ruttel, Jurgen Friedrich | 1989-10-31 |
| 4689515 | Method for operating an ultrasonic frequency generator | Gerald Benndorf | 1987-08-25 |