Inventor
FARHADIROUSHAN MAHMOUD
GB48 patents
⚠️ This page may combine multiple inventors who share the name “FARHADIROUSHAN MAHMOUD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SILIXA LTD
33 patentsUS9810809B2Nov 7, 2017
Method and system for determining downhole optical fiber orientation and/or location
SILIXA LTD21 citations94
US9989388B2Jun 5, 2018
Optical fiber cable
SILIXA LTD17 citations93
US9896929B2Feb 20, 2018
Acoustic illumination for flow-monitoring
SILIXA LTD20 citations93
US9823114B2Nov 21, 2017
Non-isotropic acoustic cable
SILIXA LTD17 citations91
US10145821B2Dec 4, 2018
Structure monitoring
SILIXA LTD20 citations90
US10393574B2Aug 27, 2019
Method and apparatus for optical sensing
SILIXA LTD5 citations84
US10393572B2Aug 27, 2019
Method and apparatus for optical sensing
SILIXA LTD3 citations84
US9804021B2Oct 31, 2017
Method and apparatus for optical sensing
SILIXA LTD3 citations84
US9541426B2Jan 10, 2017
Optical sensor and method of use
SILIXA LTD7 citations84
US10444392B2Oct 15, 2019
Method and system for downhole object location and orientation determination
SILIXA LTD8 citations79
US11125909B2Sep 21, 2021
Enhanced seismic surveying
SILIXA LTD5 citations73
US11079269B2Aug 3, 2021
Method and apparatus for optical sensing
SILIXA LTD1 citations73
US10883861B2Jan 5, 2021
Method and apparatus for optical sensing
SILIXA LTD3 citations73
US10393573B2Aug 27, 2019
Method and apparatus for optical sensing
SILIXA LTD2 citations73
US10415373B2Sep 17, 2019
Submersible pump monitoring
SILIXA LTD2 citations72
US10877001B2Dec 29, 2020
Multi-phase flow-monitoring with an optical fiber distributed acoustic sensor
SILIXA LTD2 citations71
US10345139B2Jul 9, 2019
Non-isotropic acoustic cable
SILIXA LTD2 citations71
US12287235B2Apr 29, 2025
Method and apparatus for optical sensing
SILIXA LTD0 citations62
US11802789B2Oct 31, 2023
Method and apparatus for optical sensing
SILIXA LTD0 citations62
US11719560B2Aug 8, 2023
Method and apparatus for optical sensing
SILIXA LTD0 citations62
US10927667B2Feb 23, 2021
Acoustic illumination for flow-monitoring
SILIXA LTD1 citations62
US10175384B2Jan 8, 2019
Method and system for determining downhole optical fiber orientation and/or location
SILIXA LTD1 citations62
US10048115B2Aug 14, 2018
Optical sensor and method of use
SILIXA LTD1 citations62
US11768179B2Sep 26, 2023
Multi-phase flow-monitoring with an optical fiber distributed acoustic sensor
SILIXA LTD0 citations60
US11656204B2May 23, 2023
Structure monitoring
SILIXA LTD0 citations59
US11796703B2Oct 24, 2023
Method and system for downhole object location and orientation determination
SILIXA LTD0 citations58
US11467007B2Oct 11, 2022
Method and apparatus for optical sensing
SILIXA LTD0 citations58
US11022467B2Jun 1, 2021
Method and apparatus for optical sensing
SILIXA LTD0 citations58
US10704932B2Jul 7, 2020
Range extension for optical fiber sensing systems
SILIXA LTD1 citations56
US10451462B2Oct 22, 2019
Optical fiber cable
SILIXA LTD0 citations51
US10274417B2Apr 30, 2019
Fibre optic monitoring installation and method
SILIXA LTD0 citations47
US12399040B2Aug 26, 2025
Long range optical fiber sensing systems
SILIXA LTD0 citations46
US10677642B2Jun 9, 2020
Flexible substrate fiber optic sensing mat for distributed acoustic sensing
SILIXA LTD0 citations41
SENSORNET LTD
7 patentsUS6380534B1Apr 30, 2002
Distributed strain and temperature sensing system
SENSORNET LTD104 citations97
US6285446B1Sep 4, 2001
Distributed sensing system
SENSORNET LTD55 citations96
US7355163B2Apr 8, 2008
Direct measurement of Brillouin frequency in distributed optical sensing systems
SENSORNET LTD60 citations90
US7769260B2Aug 3, 2010
Intervention rod
SENSORNET LTD44 citations89
US7865044B2Jan 4, 2011
Sensing system using optical fiber suited to high temperatures
SENSORNET LTD24 citations88
US6417926B1Jul 9, 2002
Wavelength measuring system
SENSORNET LTD6 citations62
US8005323B2Aug 23, 2011
Method and apparatus for generation and transmission of high energy optical pulses for long range measurements
SENSORNET LTD4 citations60
FARHADIROUSHAN MAHMOUD
4 patentsUS9541425B2Jan 10, 2017
Method and apparatus for optical sensing
FARHADIROUSHAN MAHMOUD25 citations97
US9140582B2Sep 22, 2015
Optical sensor and method of use
FARHADIROUSHAN MAHMOUD34 citations97
US9983293B2May 29, 2018
Method and system for locating an acoustic source
FARHADIROUSHAN MAHMOUD24 citations89
US9651474B2May 16, 2017
Fibre optic monitoring installation and method
FARHADIROUSHAN MAHMOUD19 citations87