| 12025583 |
Method and apparatus for electromagnetic testing of pipes |
Jeffrey Chak-Fai Kwan, Eric Nicholas Toffin |
2024-07-02 |
| 11674630 |
Method and apparatus to detect flaws in metallic pipe |
Jeffrey Chak-Fai Kwan, Hongwei Zhang, Ran Wu, Xiangjie Kong |
2023-06-13 |
| 11553264 |
Surround for pipeline inspection equipment |
Kyle Hentschel |
2023-01-10 |
| 11082759 |
Surround for pipeline inspection equipment |
Kyle Hentschel |
2021-08-03 |
| 10781978 |
Detection of pipeline exposure in water crossings |
John McIntyre |
2020-09-22 |
| 8601875 |
Device and method to assess impairment of pipeline wall strength |
— |
2013-12-10 |
| 8098063 |
Untethered, unpowered, rollable device to sense condition of pipeline wall |
— |
2012-01-17 |
| 7564540 |
Fibre optic sensor method and apparatus |
— |
2009-07-21 |
| 6791318 |
Electromagnetic analysis of concrete tensioning wires |
John McIntyre, Kevin Mitchell |
2004-09-14 |
| 6781369 |
Electromagnetic analysis of concrete tensioning wires |
John McIntyre, Kevin Mitchell |
2004-08-24 |
| 6170334 |
Continuous monitoring of reinforcements in structures |
— |
2001-01-09 |
| 6082193 |
Pipeline monitoring array |
— |
2000-07-04 |
| 5798457 |
Continuous monitoring of reinforcements in structures |
— |
1998-08-25 |
| 5750128 |
Pesticide composition |
— |
1998-05-12 |
| 5633467 |
Apparatus and method for non-destructive testing of structures |
— |
1997-05-27 |
| 5505019 |
Pesticide applicator and composition |
— |
1996-04-09 |
| 5277665 |
Reactive torque control |
— |
1994-01-11 |
| 4882874 |
Pesticide applicator |
James E. Paulson |
1989-11-28 |