Andrew B. Lewis

Person

Bristol, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for detecting a disturbance in a medium based...
- Patent number 11,438,059
- Issue date Sep 6, 2022
- AT&T Intellectual Property II, L.P.
- Andrew Lewis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for detecting a disturbance in a medium based...
- Patent number 11,431,409
- Issue date Aug 30, 2022
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for detecting a disturbance in a medium
- Patent number 10,972,181
- Issue date Apr 6, 2021
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for detecting a disturbance in a medium
- Patent number 10,972,180
- Issue date Apr 6, 2021
- AT&T Intellectual Property II, L.P.
- Andrew B. Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Optic fibre sensing
- Patent number 10,928,546
- Issue date Feb 23, 2021
- OPTASENSE HOLDINGS LIMITED
- Andrew Lewis
- B61 - RAILWAYS
Information Patent Grant
Method and apparatus for detecting a disturbance in a medium using...
- Patent number 10,623,091
- Issue date Apr 14, 2020
- AT&T Intellectual Property II, L.P.
- Andrew B. Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for detecting a disturbance in a medium using...
- Patent number 10,623,092
- Issue date Apr 14, 2020
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- G01 - MEASURING TESTING
Information Patent Grant
Detecting failure locations in power cables
- Patent number 10,534,031
- Issue date Jan 14, 2020
- Optasense Holdings Limited
- Alastair Godfrey
- G01 - MEASURING TESTING
Information Patent Grant
Distributed fibre optic sensing
- Patent number 10,495,491
- Issue date Dec 3, 2019
- Optasense Holdings Limited
- Andrew Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for detecting a disturbance in a medium
- Patent number 10,454,573
- Issue date Oct 22, 2019
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for detecting a disturbance in a medium
- Patent number 10,447,388
- Issue date Oct 15, 2019
- AT&T Intellectual Property II, L.P.
- Andrew B. Lewis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tracking using distributed fibre optic sensing
- Patent number 10,401,199
- Issue date Sep 3, 2019
- Optasense Holdings Limited
- John Kelley
- B61 - RAILWAYS
Information Patent Grant
Fibre optic distributed sensing
- Patent number 9,945,717
- Issue date Apr 17, 2018
- Optasense Holdings Ltd.
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for deriving measurement signals from fibre optic distrib...
- Patent number 9,909,903
- Issue date Mar 6, 2018
- Optasense Holdings Ltd.
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for acoustic sensing using multiple optical pu...
- Patent number 9,787,394
- Issue date Oct 10, 2017
- AT&T Intellectual Property II, L.P.
- Andrew B. Lewis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for acoustic sensing using multiple optical pu...
- Patent number 9,768,863
- Issue date Sep 19, 2017
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Seismic geophysical surveying
- Patent number 9,465,126
- Issue date Oct 11, 2016
- Optasense Holdings Limited
- Andrew Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Fibre optic distributed sensing
- Patent number 9,435,668
- Issue date Sep 6, 2016
- Optasense Holdings Ltd.
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for acoustic sensing using multiple optical pu...
- Patent number 9,154,223
- Issue date Oct 6, 2015
- AT&T Intellectual Property II, L.P.
- Andrew B. Lewis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for acoustic sensing using multiple optical pu...
- Patent number 9,148,219
- Issue date Sep 29, 2015
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for acoustic sensing using multiple optical pu...
- Patent number 7,764,363
- Issue date Jul 27, 2010
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for acoustic sensing using multiple optical pu...
- Patent number 7,742,157
- Issue date Jun 22, 2010
- AT&T Intellectual Property II, L.P.
- Andrew B. Lewis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for remotely servicing a detection device
- Patent number 6,728,662
- Issue date Apr 27, 2004
- Radiodetection Limited
- Nicholas J. Frost
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Identification and location of fiber optic cables
- Patent number 6,650,798
- Issue date Nov 18, 2003
- Radiodetection Limited
- Stuart John Russell
- G02 - OPTICS
Information Patent Grant
Detecting underground objects
- Patent number 6,552,548
- Issue date Apr 22, 2003
- Radiodetection Limited
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Identification and location of fiber optic cables
- Patent number 6,480,635
- Issue date Nov 12, 2002
- Radio Detection Limited
- Stuart John Russell
- G02 - OPTICS
Information Patent Grant
Locating concealed conductors
- Patent number 6,297,736
- Issue date Oct 2, 2001
- Radiodetection Limited
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Cable fault monitoring system
- Patent number 6,236,217
- Issue date May 22, 2001
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Method of identifying a buried cable by applying a low frequency si...
- Patent number 6,127,827
- Issue date Oct 3, 2000
- Radiodetection Limited
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Grant
Device for locating objects that emit electromagnetic signals
- Patent number 5,920,194
- Issue date Jul 6, 1999
- Radiodetection Limited
- Andrew B Lewis
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
SIGNAL PROCESSING METHODS FOR AN OPTICAL DETECTION SYSTEM
- Publication number 20230073827
- Publication date Mar 9, 2023
- SINTELA LIMITED
- Stuart RUSSELL
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM
- Publication number 20210250087
- Publication date Aug 12, 2021
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM
- Publication number 20210226698
- Publication date Jul 22, 2021
- AT&T Intellectual Property II, L.P.
- ANDREW LEWIS
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM
- Publication number 20200259563
- Publication date Aug 13, 2020
- AT&T Intellectual Property II, L.P.
- Andrew B. Lewis
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM
- Publication number 20200213003
- Publication date Jul 2, 2020
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM
- Publication number 20190386740
- Publication date Dec 19, 2019
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM
- Publication number 20190386739
- Publication date Dec 19, 2019
- AT&T Intellectual Property II, L.P.
- Andrew B. Lewis
- G01 - MEASURING TESTING
Information Patent Application
Distributed Fibre Optic Sensing
- Publication number 20190025094
- Publication date Jan 24, 2019
- OPTASENSE HOLDINGS LIMITED
- Andrew Lewis
- G01 - MEASURING TESTING
Information Patent Application
Tracking Using Distributed Fibre Optic Sensing
- Publication number 20180340801
- Publication date Nov 29, 2018
- OPTASENSE HOLDINGS LIMITED
- John Kelley
- B61 - RAILWAYS
Information Patent Application
Optic Fibre Sensing
- Publication number 20180267201
- Publication date Sep 20, 2018
- OPTASENSE HOLDINGS LIMITED
- Andrew Lewis
- G01 - MEASURING TESTING
Information Patent Application
Detecting Failure Locations in Power Cables
- Publication number 20180045768
- Publication date Feb 15, 2018
- OPTASENSE HOLDINGS LIMITED
- Alastair Godfrey
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR ACOUSTIC SENSING USING MULTIPLE OPTICAL PU...
- Publication number 20170366257
- Publication date Dec 21, 2017
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR ACOUSTIC SENSING USING MULTIPLE OPTICAL PU...
- Publication number 20170346551
- Publication date Nov 30, 2017
- AT&T Intellectual Property II, L.P.
- Andrew B. Lewis
- G01 - MEASURING TESTING
Information Patent Application
Fibre Optic Distributed Sensing
- Publication number 20170199075
- Publication date Jul 13, 2017
- OPTASENSE HOLDINGS LIMITED
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR ACOUSTIC SENSING USING MULTIPLE OPTICAL PU...
- Publication number 20150160092
- Publication date Jun 11, 2015
- AT&T Intellectual Property II, L.P.
- Andrew B. Lewis
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR ACOUSTIC SENSING USING MULTIPLE OPTICAL PU...
- Publication number 20150153248
- Publication date Jun 4, 2015
- AT&T Intellectual Property II, L.P.
- Justin Hayward
- G01 - MEASURING TESTING
Information Patent Application
Fibre Optic Distributed Sensor
- Publication number 20140204368
- Publication date Jul 24, 2014
- OPTASENSE HOLDINGS LIMITED
- Andrew Lewis
- G01 - MEASURING TESTING
Information Patent Application
Seismic Geophysical Surveying
- Publication number 20140153364
- Publication date Jun 5, 2014
- OPTASENSE HOLDINGS LIMITED
- Andrew Lewis
- G01 - MEASURING TESTING
Information Patent Application
Subsurface Monitoring Using Distributed Acoustic Sensors
- Publication number 20140036628
- Publication date Feb 6, 2014
- OPTASENSE HOLDINGS LIMITED
- David Hill
- G01 - MEASURING TESTING
Information Patent Application
Fibre Optic Distributed Sensing
- Publication number 20120280117
- Publication date Nov 8, 2012
- Qinetiq Limited
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Application
Fibre Optic Distributed Sensing
- Publication number 20120278043
- Publication date Nov 1, 2012
- Qinetiq Limited
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus for Acoustic Sensing Using Multiple Optical Pu...
- Publication number 20100238429
- Publication date Sep 23, 2010
- AT&T INTELLECTUAL PROPERTY II, L.P.
- Justin Hayward
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and Apparatus for Acoustic Sensing Using Multiple Optical Pu...
- Publication number 20100220317
- Publication date Sep 2, 2010
- AT&T INTELLECTUAL PROPERTY II, L.P.
- Andrew B. Lewis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for acoustic sensing using multiple optical pu...
- Publication number 20080144016
- Publication date Jun 19, 2008
- Andrew B. Lewis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for acoustic sensing using multiple optical pu...
- Publication number 20080088846
- Publication date Apr 17, 2008
- Justin Hayward
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Fibre-optic cable detection apparatus and method
- Publication number 20040228566
- Publication date Nov 18, 2004
- Andrew Biggerstaff Lewis
- G01 - MEASURING TESTING
Information Patent Application
Method and system for remotely servicing a detection device
- Publication number 20030158708
- Publication date Aug 21, 2003
- Radiodetection Limited
- Nicholas J. Frost
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Identification and location of fiber optic cables
- Publication number 20030052258
- Publication date Mar 20, 2003
- Radiodetection Limited
- Stuart John Russell
- G02 - OPTICS

Andrew B. Lewis

Person

Patents Grantslast 30 patents

Method and apparatus for detecting a disturbance in a medium based...

Method and apparatus for detecting a disturbance in a medium based...

Method and apparatus for detecting a disturbance in a medium

Method and apparatus for detecting a disturbance in a medium

Optic fibre sensing

Method and apparatus for detecting a disturbance in a medium using...

Method and apparatus for detecting a disturbance in a medium using...

Detecting failure locations in power cables

Distributed fibre optic sensing

Method and apparatus for detecting a disturbance in a medium

Method and apparatus for detecting a disturbance in a medium

Tracking using distributed fibre optic sensing

Fibre optic distributed sensing

Apparatus for deriving measurement signals from fibre optic distrib...

Method and apparatus for acoustic sensing using multiple optical pu...

Method and apparatus for acoustic sensing using multiple optical pu...

Seismic geophysical surveying

Fibre optic distributed sensing

Method and apparatus for acoustic sensing using multiple optical pu...

Method and apparatus for acoustic sensing using multiple optical pu...

Method and apparatus for acoustic sensing using multiple optical pu...

Method and apparatus for acoustic sensing using multiple optical pu...

Method and system for remotely servicing a detection device

Identification and location of fiber optic cables

Detecting underground objects

Identification and location of fiber optic cables

Locating concealed conductors

Cable fault monitoring system

Method of identifying a buried cable by applying a low frequency si...

Device for locating objects that emit electromagnetic signals

Patents Applicationslast 30 patents

SIGNAL PROCESSING METHODS FOR AN OPTICAL DETECTION SYSTEM

METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM

METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM

METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM

METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM

METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM

METHOD AND APPARATUS FOR DETECTING A DISTURBANCE IN A MEDIUM

Distributed Fibre Optic Sensing

Tracking Using Distributed Fibre Optic Sensing

Optic Fibre Sensing

Detecting Failure Locations in Power Cables

METHOD AND APPARATUS FOR ACOUSTIC SENSING USING MULTIPLE OPTICAL PU...

METHOD AND APPARATUS FOR ACOUSTIC SENSING USING MULTIPLE OPTICAL PU...

Fibre Optic Distributed Sensing

METHOD AND APPARATUS FOR ACOUSTIC SENSING USING MULTIPLE OPTICAL PU...

METHOD AND APPARATUS FOR ACOUSTIC SENSING USING MULTIPLE OPTICAL PU...

Fibre Optic Distributed Sensor

Seismic Geophysical Surveying

Subsurface Monitoring Using Distributed Acoustic Sensors

Fibre Optic Distributed Sensing

Fibre Optic Distributed Sensing

Method and Apparatus for Acoustic Sensing Using Multiple Optical Pu...

Method and Apparatus for Acoustic Sensing Using Multiple Optical Pu...

Method and apparatus for acoustic sensing using multiple optical pu...

Method and apparatus for acoustic sensing using multiple optical pu...

Fibre-optic cable detection apparatus and method

Method and system for remotely servicing a detection device

Identification and location of fiber optic cables