Trevor W. MacDougall

Person

St. Paul, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Large diameter optical waveguide splice
- Patent number 9,477,042
- Issue date Oct 25, 2016
- Weatherford Technology Holdings, LLC
- Mark R. Fernald
- G02 - OPTICS
Information Patent Grant
High temperature fiber optic turnaround
- Patent number 9,335,224
- Issue date May 10, 2016
- Qorex LLC
- Trevor Wayne MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Array temperature sensing method and system
- Patent number 9,052,244
- Issue date Jun 9, 2015
- Weatherford/Lamb, Inc.
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Multi-mode holographic pressure sensor
- Patent number 8,973,445
- Issue date Mar 10, 2015
- Qorex LLC
- Trevor Wayne MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Low profile, high temperature, hydrogen tolerant optical sensing cable
- Patent number 8,864,374
- Issue date Oct 21, 2014
- Qorex LLC
- Trevor Wayne MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Array temperature sensing method and system
- Patent number 8,768,111
- Issue date Jul 1, 2014
- Weatherford/Lamb, Inc.
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Array temperature sensing method and system
- Patent number 8,737,774
- Issue date May 27, 2014
- Weatherford/Lamb, Inc.
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Method for performing optical distributed temperature sensing (DTS)...
- Patent number 8,646,968
- Issue date Feb 11, 2014
- Qorex LLC
- Trevor Wayne MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Wavelength sweep control
- Patent number 8,552,360
- Issue date Oct 8, 2013
- Weatherford/Lamb, Inc.
- Domino Taverner
- G01 - MEASURING TESTING
Information Patent Grant
Optical waveguide feedthrough assembly
- Patent number 8,351,755
- Issue date Jan 8, 2013
- Weatherford/Lamb, Inc.
- James R. Dunphy
- G01 - MEASURING TESTING
Information Patent Grant
Large diameter optical waveguide splice
- Patent number 8,070,369
- Issue date Dec 6, 2011
- Weatherford/Lamb, Inc.
- Mark R. Fernald
- G02 - OPTICS
Information Patent Grant
Optical waveguide feedthrough assembly
- Patent number 8,068,714
- Issue date Nov 29, 2011
- Weatherford/Lamb, Inc.
- James R. Dunphy
- G01 - MEASURING TESTING
Information Patent Grant
Pure silica core, high birefringence, single polarization optical w...
- Patent number 7,907,807
- Issue date Mar 15, 2011
- Weatherford/Lamb, Inc.
- Paul E. Sanders
- G01 - MEASURING TESTING
Information Patent Grant
Multi-core strain compensated optical fiber temperature sensor
- Patent number 7,903,908
- Issue date Mar 8, 2011
- Weatherford/Lamb, Inc.
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Polarization based fiber optic downhole flowmeter
- Patent number 7,894,061
- Issue date Feb 22, 2011
- Qorex LLC
- Trevor Wayne MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Optical waveguide feedthrough assembly
- Patent number 7,747,126
- Issue date Jun 29, 2010
- Weatherford/Lamb, Inc.
- James R. Dunphy
- G01 - MEASURING TESTING
Information Patent Grant
Corrected DTS measurements based on Raman-Stokes signals
- Patent number 7,585,107
- Issue date Sep 8, 2009
- Weatherford/Lamb, Inc.
- Domino Taverner
- G01 - MEASURING TESTING
Information Patent Grant
Combined bragg grating wavelength interrogator and brillouin backsc...
- Patent number 7,583,371
- Issue date Sep 1, 2009
- Weatherford/Lamb, Inc.
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Spectrally stabilized broadband optical source
- Patent number 7,560,685
- Issue date Jul 14, 2009
- Weatherford/Lamb, Inc.
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Dual wavelength strain-temperature Brillouin sensing system and method
- Patent number 7,526,149
- Issue date Apr 28, 2009
- Qorex, LLC
- Trevor Wayne MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Multi-core strain compensated optical fiber temperature sensor
- Patent number 7,512,292
- Issue date Mar 31, 2009
- Weatherford/Lamb, Inc.
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Radiation-transmissive films on glass articles
- Patent number 7,496,255
- Issue date Feb 24, 2009
- 3M Innovative Properties Company
- Bryon James Cronk
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Pure silica core, high birefringence, single polarization optical w...
- Patent number 7,437,044
- Issue date Oct 14, 2008
- Weatherford/Lamb, Inc.
- Paul E. Sanders
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Polarization mitigation technique
- Patent number 7,411,676
- Issue date Aug 12, 2008
- Weatherford/Lamb, Inc.
- Domino Taverner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for restoring photosensitivity in hydrogen or deuterium load...
- Patent number 7,269,316
- Issue date Sep 11, 2007
- Cidra Corporation
- Jerin J. Russell
- G02 - OPTICS
Information Patent Grant
Combined Bragg grating wavelength interrogator and Brillouin backsc...
- Patent number 7,199,869
- Issue date Apr 3, 2007
- Weatherford/Lamb, Inc.
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Polarization mitigation technique
- Patent number 7,173,696
- Issue date Feb 6, 2007
- Weatherford/Lamb, Inc.
- Domino Taverner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical sensor using a long period grating suitable for dynamic int...
- Patent number 7,129,470
- Issue date Oct 31, 2006
- Weatherford/Lamb, Inc.
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Grant
Method for restoring or increasing photosensitivity in hydrogen or...
- Patent number 7,068,897
- Issue date Jun 27, 2006
- Cidra Corporation
- Jerin J. Russell
- G02 - OPTICS
Information Patent Grant
Tunable optical filter having large diameter optical waveguide with...
- Patent number 7,062,126
- Issue date Jun 13, 2006
- Alan D. Kersey
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ARRAY TEMPERATURE SENSING METHOD AND SYSTEM
- Publication number 20140245588
- Publication date Sep 4, 2014
- WEATHERFORD/LAMB, INC.
- Trevor MACDOUGALL
- G01 - MEASURING TESTING
Information Patent Application
MULTI-MODE HOLOGRAPHIC PRESSURE SENSOR
- Publication number 20140060199
- Publication date Mar 6, 2014
- QOREX LLC
- Trevor Wayne MacDougall
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL WAVEGUIDE FEEDTHROUGH ASSEMBLY
- Publication number 20120087629
- Publication date Apr 12, 2012
- James R. Dunphy
- G02 - OPTICS
Information Patent Application
LARGE DIAMETER OPTICAL WAVEGUIDE SPLICE
- Publication number 20120073329
- Publication date Mar 29, 2012
- MARK R. FERNALD
- G02 - OPTICS
Information Patent Application
METHOD FOR PERFORMING OPTICAL DISTRIBUTED TEMPERATURE SENSING (DTS)...
- Publication number 20120039360
- Publication date Feb 16, 2012
- QOREX LLC
- Trevor Wayne MacDougall
- G02 - OPTICS
Information Patent Application
LOW PROFILE, HIGH TEMPERATURE, HYDROGEN TOLERANT OPTICAL SENSING CABLE
- Publication number 20120039359
- Publication date Feb 16, 2012
- QOREX LLC
- Trevor Wayne MacDougall
- G02 - OPTICS
Information Patent Application
HIGH TEMPERATURE FIBER OPTIC TURNAROUND
- Publication number 20120039561
- Publication date Feb 16, 2012
- QOREX LLC
- Trevor Wayne MacDougall
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE FEEDTHROUGH ASSEMBLY
- Publication number 20100266243
- Publication date Oct 21, 2010
- James R. Dunphy
- G02 - OPTICS
Information Patent Application
POLARIZATION BASED FIBER OPTIC DOWNHOLE FLOWMETER
- Publication number 20090314102
- Publication date Dec 24, 2009
- QOREX LLC
- Trevor Wayne MacDougall
- G01 - MEASURING TESTING
Information Patent Application
PURE SILICA CORE, HIGH BIREFRINGENCE, SINGLE POLARIZATION OPTICAL W...
- Publication number 20090310925
- Publication date Dec 17, 2009
- Paul E. Sanders
- G02 - OPTICS
Information Patent Application
DYNAMIC POLARIZATION BASED FIBER OPTIC SENSOR
- Publication number 20090290147
- Publication date Nov 26, 2009
- QOREX LLC
- Trevor Wayne MacDougall
- G02 - OPTICS
Information Patent Application
MULTI-CORE STRAIN COMPENSATED OPTICAL FIBER TEMPERATURE SENSOR
- Publication number 20090225807
- Publication date Sep 10, 2009
- TREVOR MACDOUGALL
- G02 - OPTICS
Information Patent Application
SPECTRALLY STABILIZED BROADBAND OPTICAL SOURCE
- Publication number 20090072128
- Publication date Mar 19, 2009
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Application
STRAIN AND HYDROGEN TOLERANT OPTICAL DISTRIBUTED TEMPERATURE SENSOR...
- Publication number 20080253428
- Publication date Oct 16, 2008
- QOREX LLC
- Trevor Wayne MacDougall
- G01 - MEASURING TESTING
Information Patent Application
PURE SILICA CORE, HIGH BIREFRINGENCE, SINGLE POLARIZATION OPTICAL W...
- Publication number 20080151254
- Publication date Jun 26, 2008
- Paul E. Sanders
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE FEEDTHROUGH ASSEMBLY
- Publication number 20080145015
- Publication date Jun 19, 2008
- James R. Dunphy
- G02 - OPTICS
Information Patent Application
ARRAY TEMPERATURE SENSING METHOD AND SYSTEM
- Publication number 20080089636
- Publication date Apr 17, 2008
- Trevor MacDougall
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTI-CORE STRAIN COMPENSATED OPTICAL FIBER TEMPERATURE SENSOR
- Publication number 20080063337
- Publication date Mar 13, 2008
- TREVOR MACDOUGALL
- G02 - OPTICS
Information Patent Application
ARRAY TEMPERATURE SENSING METHOD AND SYSTEM
- Publication number 20080056639
- Publication date Mar 6, 2008
- Trevor MacDougall
- E21 - EARTH DRILLING MINING
Information Patent Application
WAVELENGTH SWEEP CONTROL
- Publication number 20070280703
- Publication date Dec 6, 2007
- DOMINO TAVERNER
- G01 - MEASURING TESTING
Information Patent Application
COMBINED BRAGG GRATING WAVELENGTH INTERROGATOR AND BRILLOUIN BACKSC...
- Publication number 20070242262
- Publication date Oct 18, 2007
- Trevor MacDougall
- E21 - EARTH DRILLING MINING
Information Patent Application
POLARIZATION MITIGATION TECHNIQUE
- Publication number 20070189776
- Publication date Aug 16, 2007
- Domino Taverner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Corrected DTS measurements based on Raman-Stokes signals
- Publication number 20070165691
- Publication date Jul 19, 2007
- Weatherford/Lamb, Inc.
- Domino Taverner
- G01 - MEASURING TESTING
Information Patent Application
Conditioning optical fibers for improved ionizing radiation response
- Publication number 20060248925
- Publication date Nov 9, 2006
- Paul E. Sanders
- G02 - OPTICS
Information Patent Application
Method for restoring photosensitivity in hydrogen or deuterium load...
- Publication number 20060210221
- Publication date Sep 21, 2006
- Jerin J. Russell
- G02 - OPTICS
Information Patent Application
Method and apparatus for temperature sensing utilizing optical fiber
- Publication number 20050254550
- Publication date Nov 17, 2005
- Weatherford/Lamb, Inc.
- Trevor MacDougall
- G01 - MEASURING TESTING
Information Patent Application
Fluid diffusion resistant glass-encased optical sensor
- Publication number 20050183507
- Publication date Aug 25, 2005
- Weatherford/Lamb, Inc.
- Timothy J. Bailey
- G01 - MEASURING TESTING
Information Patent Application
Combined Bragg grating wavelength interrogator and brillouin backsc...
- Publication number 20050094129
- Publication date May 5, 2005
- Trevor MacDougall
- E21 - EARTH DRILLING MINING
Information Patent Application
Polarization mitigation technique
- Publication number 20050068525
- Publication date Mar 31, 2005
- Domino Taverner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for optical noise cancellation
- Publication number 20050058457
- Publication date Mar 17, 2005
- Trevor MacDougall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Trevor W. MacDougall

Person

Patents Grantslast 30 patents

Large diameter optical waveguide splice

High temperature fiber optic turnaround

Array temperature sensing method and system

Multi-mode holographic pressure sensor

Low profile, high temperature, hydrogen tolerant optical sensing cable

Array temperature sensing method and system

Array temperature sensing method and system

Method for performing optical distributed temperature sensing (DTS)...

Wavelength sweep control

Optical waveguide feedthrough assembly

Large diameter optical waveguide splice

Optical waveguide feedthrough assembly

Pure silica core, high birefringence, single polarization optical w...

Multi-core strain compensated optical fiber temperature sensor

Polarization based fiber optic downhole flowmeter

Optical waveguide feedthrough assembly

Corrected DTS measurements based on Raman-Stokes signals

Combined bragg grating wavelength interrogator and brillouin backsc...

Spectrally stabilized broadband optical source

Dual wavelength strain-temperature Brillouin sensing system and method

Multi-core strain compensated optical fiber temperature sensor

Radiation-transmissive films on glass articles

Pure silica core, high birefringence, single polarization optical w...

Polarization mitigation technique

Method for restoring photosensitivity in hydrogen or deuterium load...

Combined Bragg grating wavelength interrogator and Brillouin backsc...

Polarization mitigation technique

Optical sensor using a long period grating suitable for dynamic int...

Method for restoring or increasing photosensitivity in hydrogen or...

Tunable optical filter having large diameter optical waveguide with...

Patents Applicationslast 30 patents

ARRAY TEMPERATURE SENSING METHOD AND SYSTEM

MULTI-MODE HOLOGRAPHIC PRESSURE SENSOR

OPTICAL WAVEGUIDE FEEDTHROUGH ASSEMBLY

LARGE DIAMETER OPTICAL WAVEGUIDE SPLICE

METHOD FOR PERFORMING OPTICAL DISTRIBUTED TEMPERATURE SENSING (DTS)...

LOW PROFILE, HIGH TEMPERATURE, HYDROGEN TOLERANT OPTICAL SENSING CABLE

HIGH TEMPERATURE FIBER OPTIC TURNAROUND

OPTICAL WAVEGUIDE FEEDTHROUGH ASSEMBLY

POLARIZATION BASED FIBER OPTIC DOWNHOLE FLOWMETER

PURE SILICA CORE, HIGH BIREFRINGENCE, SINGLE POLARIZATION OPTICAL W...

DYNAMIC POLARIZATION BASED FIBER OPTIC SENSOR

MULTI-CORE STRAIN COMPENSATED OPTICAL FIBER TEMPERATURE SENSOR

SPECTRALLY STABILIZED BROADBAND OPTICAL SOURCE

STRAIN AND HYDROGEN TOLERANT OPTICAL DISTRIBUTED TEMPERATURE SENSOR...

PURE SILICA CORE, HIGH BIREFRINGENCE, SINGLE POLARIZATION OPTICAL W...

OPTICAL WAVEGUIDE FEEDTHROUGH ASSEMBLY

ARRAY TEMPERATURE SENSING METHOD AND SYSTEM

MULTI-CORE STRAIN COMPENSATED OPTICAL FIBER TEMPERATURE SENSOR

ARRAY TEMPERATURE SENSING METHOD AND SYSTEM

WAVELENGTH SWEEP CONTROL

COMBINED BRAGG GRATING WAVELENGTH INTERROGATOR AND BRILLOUIN BACKSC...

POLARIZATION MITIGATION TECHNIQUE

Corrected DTS measurements based on Raman-Stokes signals

Conditioning optical fibers for improved ionizing radiation response

Method for restoring photosensitivity in hydrogen or deuterium load...

Method and apparatus for temperature sensing utilizing optical fiber

Fluid diffusion resistant glass-encased optical sensor

Combined Bragg grating wavelength interrogator and brillouin backsc...

Polarization mitigation technique

Method and apparatus for optical noise cancellation