Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645150 | Wide or multiple frequency band ultrasound transducer and transducer arrays | Tonni F. Johansen | 2003-11-11 |
| 6622562 | Multi pre-focused annular array for high resolution ultrasound imaging | Tonni F. Johansen | 2003-09-23 |
| 6540677 | Ultrasound transceiver system for remote operation through a minimal number of connecting wires | Tonni F. Johansen | 2003-04-01 |