Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5117185 | Transformer-coupled transducer | — | 1992-05-26 |
| 5111412 | Composite sensing transducer | — | 1992-05-05 |
| 4965519 | Suppression of the effect of harmless surface defects in eddy current testing by sensitivity characteristic compensation | — | 1990-10-23 |
| 4945307 | Electronic device for detecting irregularities in a surface of a solid object | — | 1990-07-31 |
| 4864235 | Phase-selective monitoring via vector transformation | — | 1989-09-05 |
| 4853634 | Device for crack detection on hot cast billets and suppressing the effects of magnetic regions | — | 1989-08-01 |
| 4851774 | Suppression of the effect of harmless surface defects in eddy current testing by sensitivity characteristic compensation | — | 1989-07-25 |
| 4837510 | Device for suppression and/or separation of signals due to magnetic oxide scales in hot cast billets | — | 1989-06-06 |
| 4819181 | Performance increasing signal processing device | — | 1989-04-04 |
| 4816760 | Method and apparatus for detecting the position of an edge of a test piece | Lennart Svegander | 1989-03-28 |
| 4789828 | Coolant structure for a device for determining the quality of hot test objects | — | 1988-12-06 |
| 4767986 | Oscillating transducers for monitoring the surface of elongated objects | — | 1988-08-30 |
| 4761610 | Apparatus for determining the position of surface defects of a test objects with respect to an edge thereof | Lennart Svegander | 1988-08-02 |
| 4734642 | Device for use in eddy current testing for transmission of signals between a signal processing device and a signal source | — | 1988-03-29 |
| 4703265 | Method and apparatus for compensating for different depths of sun currents induced in the object tested for imperfections | — | 1987-10-27 |
| 4661777 | Plural frequency eddy current method and apparatus with lift-off compensation for detecting faults in electrically conductive objects | — | 1987-04-28 |
| 4646013 | Method and apparatus for eddy current testing by at least two different frequency signals | — | 1987-02-24 |
| 4237419 | Method and apparatus for non-destructive testing using a plurality of frequencies | Torborg M. Tornblom | 1980-12-02 |