Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5537875 | Ultrasonic method for the inspection of spat welds between metal plates | Hans-Heinrich Viehmann | 1996-07-23 |
| 5431056 | Method for depth compensation of amplitudes of echo-signals in an ultrasonic measuring device which uses the pulse-echo-technique | — | 1995-07-11 |
| 5427105 | Measuring procedure for the thickness of the mucous membrane of an alveolar process | Gerd Knapp, Benedikt Pollock, Heiko Bonenkamp | 1995-06-27 |
| 5373741 | Ultrasonic measuring device, especially suited to non-destructive testing of materials | Horst Pollok, Manfred Kickartz | 1994-12-20 |
| 4570486 | Ultrasonic thickness gauge circuit with transit path correction | — | 1986-02-18 |
| 4523467 | Method and apparatus for resonant sensing device | Rolf Diederichs | 1985-06-18 |
| 4259631 | Method and arrangement for measuring the attenuation-versus-frequency characteristics of two-ports | — | 1981-03-31 |