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Eric P. Donzier
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Bercheres sur Vesgre, FR
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Patents Grants
last 30 patents
Information
Patent Grant
Geosteering in directional drilling
Patent number
12,000,223
Issue date
Jun 4, 2024
Openfield Technology
Alberto F. Marsala
E21 - EARTH DRILLING MINING
Information
Patent Grant
Water detection for geosteering in directional drilling
Patent number
12,000,277
Issue date
Jun 4, 2024
Saudi Arabian Oil Company
Alberto F. Marsala
E21 - EARTH DRILLING MINING
Information
Patent Grant
Production logging tool and downhole fluid analysis sensors vertica...
Patent number
11,913,292
Issue date
Feb 27, 2024
OPENFIELD
Eric Donzier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Instrumented mandrel for coiled tubing drilling
Patent number
11,781,419
Issue date
Oct 10, 2023
Saudi Arabian Oil Company
Alberto F. Marsala
E21 - EARTH DRILLING MINING
Information
Patent Grant
Microwave doppler flowmeter for hydrocarbon wells
Patent number
11,656,187
Issue date
May 23, 2023
OPENFIELD
Eric Donzier
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for depth positioning downhole tool and associate...
Patent number
11,629,588
Issue date
Apr 18, 2023
OPENFIELD SA
Eric Donzier
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Device for acquiring and communicating data between strings of oil...
Patent number
11,542,813
Issue date
Jan 3, 2023
Vallourec Oil and Gas France
Sylvie Dubois-Decool
E21 - EARTH DRILLING MINING
Information
Patent Grant
Production logging tool and downhole fluid analysis probes deployin...
Patent number
11,352,839
Issue date
Jun 7, 2022
OPENFIELD
Eric Donzier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mini-spinner flowmeter and downhole tool comprising an array of min...
Patent number
11,131,570
Issue date
Sep 28, 2021
OPENFIELD
Eric Donzier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole local solid particles counting probe, production logging t...
Patent number
10,774,639
Issue date
Sep 15, 2020
OPENFIELD
Eric Donzier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole optical chemical compound monitoring device, bottom hole a...
Patent number
10,761,238
Issue date
Sep 1, 2020
OPENFIELD SA
Eric Donzier
G01 - MEASURING TESTING
Information
Patent Grant
Downhole fluid properties optical analysis probe having a removable...
Patent number
10,527,751
Issue date
Jan 7, 2020
OPENFIELD
Eric Donzier
G01 - MEASURING TESTING
Information
Patent Grant
Downhole acoustic transducer, downhole probe and tool comprising su...
Patent number
10,472,951
Issue date
Nov 12, 2019
OPENFIELD
Eric Donzier
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Production logging tool and downhole fluid analysis probes deployin...
Patent number
10,294,771
Issue date
May 21, 2019
OPENFIELD
Eric Donzier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Probe, sonde and method for producing signals indicative of local p...
Patent number
9,952,192
Issue date
Apr 24, 2018
OPENFIELD SA
Eric Donzier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole fluid properties analysis probe, tool and method
Patent number
9,863,244
Issue date
Jan 9, 2018
OPENFIELD
Eric Donzier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Predictive flow assurance assessment method and system
Patent number
9,777,555
Issue date
Oct 3, 2017
OPENFIELD
Eric Donzier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Density and viscosity sensor and measuring method
Patent number
9,719,904
Issue date
Aug 1, 2017
OPENFIELD
Eric Donzier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole fluid properties analysis device and tools comprising such...
Patent number
9,651,710
Issue date
May 16, 2017
OPENFIELD
Eric Donzier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Micro-valve and micro-fluidic device using such
Patent number
9,371,937
Issue date
Jun 21, 2016
Schlumberger Technology Corporation
Kinda Nachef
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method and apparatus for differential pressure measurement
Patent number
8,943,900
Issue date
Feb 3, 2015
Schlumberger Technology Corporation
Fadhel Rezgui
G01 - MEASURING TESTING
Information
Patent Grant
Fluid pressure sensor and measurement probe
Patent number
8,931,347
Issue date
Jan 13, 2015
Openfield SAS
Eric Donzier
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Flow restriction insert for differential pressure measurement
Patent number
8,061,219
Issue date
Nov 22, 2011
Schlumberger Technology Corporation
Fadhel Rezgui
G01 - MEASURING TESTING
Information
Patent Grant
Density and viscosity sensor
Patent number
7,958,772
Issue date
Jun 14, 2011
Schlumberger Technology Corporation
Alfred Permuy
G01 - MEASURING TESTING
Information
Patent Grant
Density and viscosity sensor
Patent number
7,874,199
Issue date
Jan 25, 2011
Schlumberger Technology Corporation
Francois Chaudoreille
G01 - MEASURING TESTING
Information
Patent Grant
Protective barriers for small devices
Patent number
7,673,679
Issue date
Mar 9, 2010
Schlumberger Technology Corporation
Christopher Harrison
E21 - EARTH DRILLING MINING
Information
Patent Grant
Venturi flow meter for measurement in a fluid flow passage
Patent number
5,736,650
Issue date
Apr 7, 1998
Schlumberger Technology Corp.
Stephane Hiron
E21 - EARTH DRILLING MINING
Information
Patent Grant
Diaphragm pressure sensor including anti-stock protection means and...
Patent number
5,509,312
Issue date
Apr 23, 1996
Schlumberger Technology Corporation
Eric P. Donzier
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
DEVICE FOR ACQUIRING AND SENDING DATA BETWEEN OIL OR GAS WELL STRINGS
Publication number
20240344452
Publication date
Oct 17, 2024
VALLOUREC OIL AND GAS FRANCE
Eric DONZIER
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEASURING WATER LEVEL IN HIGHLY DEVIATED OR HORIZONTAL HYDROCARBON...
Publication number
20230349285
Publication date
Nov 2, 2023
OPENFIELD
Eric DONZIER
E21 - EARTH DRILLING MINING
Information
Patent Application
GEOSTEERING IN DIRECTIONAL DRILLING
Publication number
20220307337
Publication date
Sep 29, 2022
Saudi Arabian Oil Company
Alberto F. Marsala
E21 - EARTH DRILLING MINING
Information
Patent Application
WATER DETECTION FOR GEOSTEERING IN DIRECTIONAL DRILLING
Publication number
20220307372
Publication date
Sep 29, 2022
Saudi Arabian Oil Company
Alberto F. Marsala
E21 - EARTH DRILLING MINING
Information
Patent Application
INSTRUMENTED MANDREL FOR COILED TUBING DRILLING
Publication number
20220243534
Publication date
Aug 4, 2022
Saudi Arabian Oil Company
Alberto F. Marsala
E21 - EARTH DRILLING MINING
Information
Patent Application
PRODUCTION LOGGING TOOL AND DOWNHOLE FLUID ANALYSIS SENSORS VERTICA...
Publication number
20220228447
Publication date
Jul 21, 2022
OPENFIELD
Eric DONZIER
E21 - EARTH DRILLING MINING
Information
Patent Application
DEVICE FOR ACQUIRING AND COMMUNICATING DATA BETWEEN STRINGS OF OIL...
Publication number
20210310350
Publication date
Oct 7, 2021
VALLOUREC OIL AND GAS FRANCE
Sylvie DUBOIS-DECOOL
E21 - EARTH DRILLING MINING
Information
Patent Application
MICROWAVE DOPPLER FLOWMETER FOR HYDROCARBON WELLS
Publication number
20210190558
Publication date
Jun 24, 2021
OPENFIELD
Eric DONZIER
G01 - MEASURING TESTING
Information
Patent Application
PRODUCTION LOGGING TOOL AND DOWNHOLE FLUID ANALYSIS PROBES DEPLOYIN...
Publication number
20200362645
Publication date
Nov 19, 2020
OPENFIELD
Eric DONZIER
E21 - EARTH DRILLING MINING
Information
Patent Application
MINI-SPINNER FLOWMETER AND DOWNHOLE TOOL COMPRISING AN ARRAY OF MIN...
Publication number
20190376821
Publication date
Dec 12, 2019
OPENFIELD
Eric DONZIER
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE LOCAL SOLID PARTICLES COUNTING PROBE, PRODUCTION LOGGING T...
Publication number
20190003303
Publication date
Jan 3, 2019
Openfield SA
Eric DONZIER
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE OPTICAL CHEMICAL COMPOUND MONITORING DEVICE, BOTTOM HOLE A...
Publication number
20180128937
Publication date
May 10, 2018
Openfield SA
Eric DONZIER
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND DEVICE FOR DEPTH POSITIONING DOWNHOLE TOOL AND ASSOCIATE...
Publication number
20180003032
Publication date
Jan 4, 2018
Openfield SA
Eric DONZIER
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PRODUCTION LOGGING TOOL AND DOWNHOLE FLUID ANALYSIS PROBES DEPLOYIN...
Publication number
20180003027
Publication date
Jan 4, 2018
OPENFIELD
Eric DONZIER
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE FLUID PROPERTIES OPTICAL ANALYSIS PROBE HAVING A REMOVABLE...
Publication number
20170219737
Publication date
Aug 3, 2017
OPENFIELD
Eric DONZIER
G02 - OPTICS
Information
Patent Application
DOWNHOLE FLUID PROPERTIES ANALYSIS PROBE, TOOL AND METHOD
Publication number
20170198574
Publication date
Jul 13, 2017
OPENFIELD
Eric DONZIER
G01 - MEASURING TESTING
Information
Patent Application
DOWNHOLE ACOUSTIC TRANSDUCER, DOWNHOLE PROBE AND TOOL COMPRISING SU...
Publication number
20170016316
Publication date
Jan 19, 2017
OPENFIELD
Eric DONZIER
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DOWNHOLE FLUID PROPERTIES ANALYSIS DEVICE AND TOOLS COMPRISING SUCH...
Publication number
20160327683
Publication date
Nov 10, 2016
OPENFIELD
Eric DONZIER
G01 - MEASURING TESTING
Information
Patent Application
A PREDICTIVE FLOW ASSURANCE ASSESSMENT METHOD AND SYSTEM
Publication number
20160186533
Publication date
Jun 30, 2016
OPENFIELD
Eric DONZIER
E21 - EARTH DRILLING MINING
Information
Patent Application
PROBE, SONDE AND METHOD FOR PRODUCING SIGNALS INDICATIVE OF LOCAL P...
Publication number
20150275661
Publication date
Oct 1, 2015
OPENFIELD
Eric DONZIER
G01 - MEASURING TESTING
Information
Patent Application
DENSITY AND VISCOSITY SENSOR AND MEASURING METHOD
Publication number
20150075279
Publication date
Mar 19, 2015
AVENISENSE
Eric Donzier
G01 - MEASURING TESTING
Information
Patent Application
FLUID PRESSURE SENSOR AND MEASUREMENT PROBE
Publication number
20130145853
Publication date
Jun 13, 2013
OPENFIELD
Eric DONZIER
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
Method and Apparatus for Differential Pressure Measurement
Publication number
20120216628
Publication date
Aug 30, 2012
SCHLUMBERGER TECHNOLOGY CORPORATION
Fadhel Rezgui
E21 - EARTH DRILLING MINING
Information
Patent Application
Micro-Valve and Micro-Fluidic Device Using Such
Publication number
20120021529
Publication date
Jan 26, 2012
SCHLUMBERGER TECHNOLOGY CORPORATION
Kinda Nachef
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FLOW RESTRICTION INSERT FOR DIFFERENTIAL PRESSURE MEASUREMENT
Publication number
20110214498
Publication date
Sep 8, 2011
Fadhel Rezgui
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS AND METHOD FOR OPTICALLY DETERMINING THE PRESENCE OF CARB...
Publication number
20090302221
Publication date
Dec 10, 2009
Emmanuel Tavernier
G01 - MEASURING TESTING
Information
Patent Application
Density and Viscosity Sensor
Publication number
20080257036
Publication date
Oct 23, 2008
SCHLUMBERGER TECHNOLOGY CORPORATION
Francois Chaudoreille
G01 - MEASURING TESTING
Information
Patent Application
Density and Viscosity Sensor
Publication number
20080156093
Publication date
Jul 3, 2008
Alfred Permuy
G01 - MEASURING TESTING
Information
Patent Application
Protective barriers for small devices
Publication number
20070062695
Publication date
Mar 22, 2007
Christopher Harrison
E21 - EARTH DRILLING MINING