| 9846103 |
Oilfield conduit leakage detection system |
— |
2017-12-19 |
| 9784642 |
Redundant optical fiber system and method for remotely monitoring the condition of a pipeline |
Gareth Lees, Roger Hampson, Kevin Williams, Arthur H. Hartog |
2017-10-10 |
| 9599272 |
Monitoring of the position of a pipe inspection tool in a pipeline |
Arthur H. Hartog, Kevin John Forbes, Roger Hampson |
2017-03-21 |
| 9250120 |
Fiber-optic monitoring cable |
Russell Smith, Gareth Lees |
2016-02-02 |
| 9146165 |
Fiber optic cable |
Arthur H. Hartog |
2015-09-29 |
| 8947232 |
Fault-tolerant distributed fiber optic intrusion detection |
Arthur H. Hartog |
2015-02-03 |
| 8520195 |
Method and system for estimating fluid leak flow rates using distributed optical fiber sensors |
Rogerio Tadeu Ramos, Gareth Lees |
2013-08-27 |
| 8490472 |
System and method for detecting moisture |
— |
2013-07-23 |
| 8177424 |
Fiber optic sensor for use on sub-sea pipelines |
Roger Hampson, Kevin Williams |
2012-05-15 |
