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James Sullivan
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East Hampton, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Techniques for sensing the viscosity of concrete in a rotating cont...
Patent number
12,050,166
Issue date
Jul 30, 2024
CIDRA CONCRETE SYSTEMS INC.
John Biesak
G01 - MEASURING TESTING
Information
Patent Grant
Techniques for sensing the volume and/or viscosity of concrete in a...
Patent number
11,275,009
Issue date
Mar 15, 2022
CiDRA CORPORATE SERVICES LLC
John Biesak
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for determining GVF—gas volume fraction—for ae...
Patent number
11,035,826
Issue date
Jun 15, 2021
Cidra Corporate Services, Inc
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Grant
Optical waveguide feedthrough assembly
Patent number
10,606,000
Issue date
Mar 31, 2020
Weatherford Technology Holdings, LLC
James R. Dunphy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Optical waveguide feedthrough assembly
Patent number
9,423,564
Issue date
Aug 23, 2016
Weatherford Technology Holdings, LLC
James R. Dunphy
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for monitoring of component housing wall thick...
Patent number
9,360,309
Issue date
Jun 7, 2016
CiDRA Corporate Services Inc.
James Michael Sullivan
G01 - MEASURING TESTING
Information
Patent Grant
Optical waveguide feedthrough assembly
Patent number
8,422,835
Issue date
Apr 16, 2013
Weatherford/Lamb, Inc.
James R. Dunphy
G01 - MEASURING TESTING
Information
Patent Grant
Large diameter optical waveguide, grating and laser
Patent number
8,244,088
Issue date
Aug 14, 2012
Weatherford/Lamb, Inc.
Martin A. Putnam
G02 - OPTICS
Information
Patent Grant
Large diameter optical waveguide, grating and laser
Patent number
8,111,963
Issue date
Feb 7, 2012
Weatherford/Lamb, Inc.
Martin A. Putnam
G02 - OPTICS
Information
Patent Grant
Pressure transducer with optical waveguide feedthrough assembly
Patent number
7,447,390
Issue date
Nov 4, 2008
Weatherford/Lamb, Inc.
James R. Dunphy
G01 - MEASURING TESTING
Information
Patent Grant
Large diameter optical waveguide, grating and laser
Patent number
7,437,043
Issue date
Oct 14, 2008
Weatherford/Lamb, Inc.
Martin A. Putnam
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus having a multi-band sensor assembly for measuring a param...
Patent number
7,146,864
Issue date
Dec 12, 2006
Cidra Corporation
James Sullivan
G01 - MEASURING TESTING
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
Information
Patent Grant
Large diameter D-shaped optical waveguide and coupler
Patent number
6,996,316
Issue date
Feb 7, 2006
Cidra Corporation
Timothy J. Bailey
G01 - MEASURING TESTING
Information
Patent Grant
Large diameter optical waveguide, grating, and laser
Patent number
6,982,996
Issue date
Jan 3, 2006
Weatherford/Lamb, Inc.
Martin A. Putnam
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Strain-isolated Bragg grating temperature sensor
Patent number
6,865,194
Issue date
Mar 8, 2005
Cidra Corporation
Christopher J. Wright
G01 - MEASURING TESTING
Information
Patent Grant
Optical differential pressure sensor
Patent number
6,820,489
Issue date
Nov 23, 2004
Weatherford/Lamb, Inc.
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Grant
Pressure-isolated bragg grating temperature sensor
Patent number
6,813,013
Issue date
Nov 2, 2004
Weatherford/Lamb, Inc.
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Grant
Bragg grating pressure sensor for industrial sensing applications
Patent number
6,776,045
Issue date
Aug 17, 2004
Cidra Corporation
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Grant
Optical sensor having differing diameters
Patent number
6,668,656
Issue date
Dec 30, 2003
Weatherford/Lamb, Inc.
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Grant
Temperature compensated optical device
Patent number
6,621,957
Issue date
Sep 16, 2003
Cidra Corporation
James M. Sullivan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bragg grating-based laser
Patent number
6,597,711
Issue date
Jul 22, 2003
CiDRA Corporation
Mark R. Fernald
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Actuator mechanism for tuning an optical device
Patent number
6,594,081
Issue date
Jul 15, 2003
Cidra Corporation
Thomas W. Engel
G02 - OPTICS
Information
Patent Grant
Tube-encased fiber grating
Patent number
6,519,388
Issue date
Feb 11, 2003
Cidra Corporation
Mark R. Fernald
G02 - OPTICS
Information
Patent Grant
Fused tension-based fiber grating pressure sensor
Patent number
6,490,931
Issue date
Dec 10, 2002
Weatherford/Lamb, Inc.
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Grant
Pressure-isolated bragg grating temperature sensor
Patent number
6,452,667
Issue date
Sep 17, 2002
Weatherford/Lamb Inc.
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Grant
Bragg grating pressure sensor
Patent number
6,422,084
Issue date
Jul 23, 2002
Weatherford/Lamb, Inc.
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Grant
Compression-tuned Bragg grating and laser
Patent number
6,363,089
Issue date
Mar 26, 2002
Cidra Corporation
Mark R. Fernald
G02 - OPTICS
Information
Patent Grant
Method and apparatus for forming a tube-encased bragg grating
Patent number
6,298,184
Issue date
Oct 2, 2001
Cidra Corporation
Martin A. Putnam
G02 - OPTICS
Information
Patent Grant
Compression-tuned bragg grating and laser
Patent number
6,229,827
Issue date
May 8, 2001
Cidra Corporation
Mark R. Fernald
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
TECHNIQUES FOR SENSING THE VISCOSITY OF CONCRETE IN A ROTATING CONT...
Publication number
20220178806
Publication date
Jun 9, 2022
CiDRA CORPORATE SERVICES LLC
John BIESAK
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND APPARATUS FOR DETERMINING GVF -GAS VOLUME FRACTION- FOR...
Publication number
20210172909
Publication date
Jun 10, 2021
CIDRA CORPORATE SERVICES INC.
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Application
TECHNIQUES FOR SENSING THE VOLUME AND/OR VISCOSITY OF CONCRETE IN A...
Publication number
20200173899
Publication date
Jun 4, 2020
CiDRA CORPORATE SERVICES LLC
John BIESAK
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL WAVEGUIDE FEEDTHROUGH ASSEMBLY
Publication number
20160334593
Publication date
Nov 17, 2016
Weatherford Technology Holdings, LLC.
James R. DUNPHY
G02 - OPTICS
Information
Patent Application
OPTICAL WAVEGUIDE FEEDTHROUGH ASSEMBLY
Publication number
20130223809
Publication date
Aug 29, 2013
WEATHERFORD/LAMB, INC.
James R. Dunphy
G02 - OPTICS
Information
Patent Application
METHOD AND APPARATUS FOR DETERMINING GVF (GAS VOLUME FRACTION) FOR...
Publication number
20130192351
Publication date
Aug 1, 2013
CIDRA CORPORATE SERVICES INC.
Mark R. Fernald
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Application
METHOD AND APPARATUS FOR MONITORING OF COMPONENT HOUSING WALL THICK...
Publication number
20130068027
Publication date
Mar 21, 2013
CIDRA CORPORATE SERVICES INC.
James M. Sullivan
G01 - MEASURING TESTING
Information
Patent Application
LARGE DIAMETER OPTICAL WAVEGUIDE, GRATING AND LASER
Publication number
20120082175
Publication date
Apr 5, 2012
MARTIN A. PUTNAM
G02 - OPTICS
Information
Patent Application
LARGE DIAMETER OPTICAL WAVEGUIDE, GRATING AND LASER
Publication number
20080317420
Publication date
Dec 25, 2008
MARTIN A. PUTNAM
G02 - OPTICS
Information
Patent Application
Pressure transducer with optical waveguide feedthrough assembly
Publication number
20070003207
Publication date
Jan 4, 2007
James R. Dunphy
G02 - OPTICS
Information
Patent Application
Optical waveguide feedthrough assembly
Publication number
20070003206
Publication date
Jan 4, 2007
James R. Dunphy
E21 - EARTH DRILLING MINING
Information
Patent Application
Large diameter optical waveguide, grating and laser
Publication number
20060171646
Publication date
Aug 3, 2006
Weatherford/Lamb, Inc.
Martin A. Putnam
G02 - OPTICS
Information
Patent Application
Apparatus having a multi-band sensor assembly for measuring a param...
Publication number
20040231431
Publication date
Nov 25, 2004
James Sullivan
G01 - MEASURING TESTING
Information
Patent Application
Optical differential pressure sensor
Publication number
20040129083
Publication date
Jul 8, 2004
Weatherford/Lamb, Inc.
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Application
Tunable optical filter having large diameter optical waveguide with...
Publication number
20040042726
Publication date
Mar 4, 2004
CiDRA Corporation
Alan D. Kersey
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
ACTUATOR MECHANISM FOR TUNING AN OPTICAL DEVICE
Publication number
20030090823
Publication date
May 15, 2003
Thomas W. Engel
G02 - OPTICS
Information
Patent Application
Bragg grating-based laser
Publication number
20030021306
Publication date
Jan 30, 2003
Mark R. Fernald
G02 - OPTICS
Information
Patent Application
Large diameter D-shaped optical waveguide and coupler
Publication number
20020197037
Publication date
Dec 26, 2002
Timothy J. Bailey
G01 - MEASURING TESTING
Information
Patent Application
Bragg grating pressure sensor
Publication number
20020194917
Publication date
Dec 26, 2002
Weatherford/Lamb, Inc.
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Application
Pressure-isolated Bragg grating temperature sensor
Publication number
20020172446
Publication date
Nov 21, 2002
Mark R. Fernald
G01 - MEASURING TESTING
Information
Patent Application
Bragg grating pressure sensor for industrial sensing applications
Publication number
20020154860
Publication date
Oct 24, 2002
Mark R. Fernald
G01 - MEASURING TESTING