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| Number | Title | Issue Date |
| 7581444 | Method and circuit arrangement for disturbance-free examination of objects by means of ultrasonic waves A method and circuit arrangement for processing signals which are produced during disturbance-free examination of objects such as pipes or sheet metal, by reflecting ultrasonic waves at defective spots on the structure of the object. According to the method, a compl... | 09/01/2009 |
| 7181970 | Method and device for testing a component having a complex surface contour by means of ultrasound A method and a device for testing a structural component having a complex surface contour utilizing ultrasound, at least one ultrasonic head (UPK) being guided along the surface contour (OK) of the structural component (BT) by means of a manipulator (MM) having seve... | 02/27/2007 |
