Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8319494 | Pipeline inspection tool with double spiral EMAT sensor array | James Simek, Jed Ludlow, Syed M. Ali, Huidong Gao | 2012-11-27 |
| 7165453 | Flexible electromagnetic acoustic transducer sensor | Muhammad Ali, Grady Powers | 2007-01-23 |
| 6920792 | Transducer guided wave electromagnetic acoustic | Charles M. Fields, Daniel P. Geier | 2005-07-26 |
| 6125706 | High temperature electromagnetic acoustic transducer | Jonathan D. Buttram | 2000-10-03 |
| 5689070 | High temperature electromagnetic acoustic transducer (EMAT) probe and coil assemblies | Steven Paul Clark, Daniel T. MacLauchlan | 1997-11-18 |
| 5511424 | Remote preamplifier and impedance matching circuit for electromagnetic acoustic transducer | Daniel T. MacLauchlan, Karl C. Henderson | 1996-04-30 |
| 5491409 | Multiple yoke eddy current technique for detection of surface defects on metal components covered with marine growth | Hubert L. Whaley | 1996-02-13 |
| 5446382 | Eddy current probe having one yoke within another yoke for increased inspection depth, sensitivity and discrimination | — | 1995-08-29 |
| 5434506 | Eddy current inspection with stationary magnetic fields and scanning sensor arrays | — | 1995-07-18 |
| 5426388 | Remote tone burst electromagnetic acoustic transducer pulser | Daniel T. MacLaughlan | 1995-06-20 |
| 5085082 | Apparatus and method of discriminating flaw depths in the inspection of tubular products | Barry I. Cantor, Paul J. Latimer | 1992-02-04 |
| 4914974 | Serpentine tube inspection positioning spine | William E. Bailey, Robert E. Womack | 1990-04-10 |
| 4914973 | Serpentine tube inspection positioning spine | William E. Bailey, Robert E. Womack | 1990-04-10 |
| 4914975 | Serpentine tube inspection positioning spine | William E. Bailey, Robert E. Womack | 1990-04-10 |
| 4896555 | Serpentine tube inspection positioning spine | William E. Bailey, Robert E. Womack | 1990-01-30 |
| 4710710 | Scanning apparatus and method for inspection of header tube holes | Robert E. Womack, Carlton E. Stinnett, Claude W. Dalton | 1987-12-01 |
| 4640132 | Enhancement of linear scan ultrasonics | Thomas Powers | 1987-02-03 |
| 4491784 | Piezoelectric moisture measuring device | James Henderson | 1985-01-01 |
| 4207520 | Multiple frequency digital eddy current inspection system | Henry T. Gruber | 1980-06-10 |