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Oslo, NO
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Patents Grants
last 30 patents
Information
Patent Grant
Method and system for alignment of a wellbore completion
Patent number
10,934,834
Issue date
Mar 2, 2021
Halliburton Energy Services, Inc.
Øivind Godager
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for alignment of a wellbore completion
Patent number
10,227,866
Issue date
Mar 12, 2019
HALLIBURTON AS
Øivind Godager
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore E-field wireless communication system
Patent number
10,030,510
Issue date
Jul 24, 2018
Halliburton AS
Oivind Godager
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore E-field wireless communication system
Patent number
9,714,567
Issue date
Jul 25, 2017
Sensor Development AS
Øivind Godager
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for monitoring low-resistivity formation using polarized waves
Patent number
7,456,632
Issue date
Nov 25, 2008
Norsk Hydro ASA
Svein Erling Johnstad
G01 - MEASURING TESTING
Information
Patent Grant
Device for monitoring of oil-water interface
Patent number
7,453,265
Issue date
Nov 18, 2008
Norsk Hydro ASA
Svein Erling Johnstad
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for recovering hydrocarbons from subterranean...
Patent number
7,145,341
Issue date
Dec 5, 2006
Electromagnetic Geoservices AS
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Grant
Electromagnetic surveying for mapping the content of subterranean r...
Patent number
7,026,819
Issue date
Apr 11, 2006
Statoil ASA
Terje Eidesmo
G01 - MEASURING TESTING
Information
Patent Grant
Electromagnetic method and apparatus for determining the nature of...
Patent number
6,900,639
Issue date
May 31, 2005
Statoil Asa
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Grant
Electromagnetic methods and apparatus for determining the content o...
Patent number
6,864,684
Issue date
Mar 8, 2005
Statoil Asa
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for determining the nature of subterranean res...
Patent number
6,859,038
Issue date
Feb 22, 2005
Statoil Asa
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Grant
Electromagnetic method and apparatus for determining the nature of...
Patent number
6,717,411
Issue date
Apr 6, 2004
Statoil Asa
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Grant
Device for electromagnetic detection of geological properties in a...
Patent number
6,714,153
Issue date
Mar 30, 2004
Den Norske Stats Oljeselskap A.S.
Fan-Nian Kong
G01 - MEASURING TESTING
Information
Patent Grant
Electromagnetic methods and apparatus for determining the content o...
Patent number
6,696,839
Issue date
Feb 24, 2004
Statoil Asa
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for determining the content of subterranean re...
Patent number
6,628,119
Issue date
Sep 30, 2003
Den Norske Stats Oljeselskap A.S.
Terje Eidesmo
G01 - MEASURING TESTING
Information
Patent Grant
Device and method for measurement by guided waves on a metal string...
Patent number
6,556,014
Issue date
Apr 29, 2003
Den Norske Stats Oljeselskap A.S.
Fan-Nian Kong
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for detection of em waves in a well
Patent number
6,525,540
Issue date
Feb 25, 2003
Den Norske Stats Oljeselskap A.S.
Fan-Nian Kong
G01 - MEASURING TESTING
Information
Patent Grant
Device and method for measurement of resistivity outside of a wellpipe
Patent number
6,480,000
Issue date
Nov 12, 2002
Den Norske Stats Oljeselskap A.S.
Fan-Nian Kong
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND SYSTEM FOR ALIGNMENT OF A WELLBORE COMPLETION
Publication number
20190309617
Publication date
Oct 10, 2019
HALLIBURTON AS
Øivind Godager
E21 - EARTH DRILLING MINING
Information
Patent Application
Wellbore E-Field Wireless Communication System
Publication number
20170204724
Publication date
Jul 20, 2017
Sensor Developments AS
Oivind Godager
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WELLBORE E-FIELD WIRELESS COMMUNICATION SYSTEM
Publication number
20150167452
Publication date
Jun 18, 2015
Sensor Developments AS
Øivind GODAGER
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR ALIGNMENT OF A WELLBORE COMPLETION
Publication number
20150047839
Publication date
Feb 19, 2015
SENSOR DEVELOPMENTS AS
Øivind Godager
E21 - EARTH DRILLING MINING
Information
Patent Application
Device for monitoring of oil-water interface
Publication number
20070040557
Publication date
Feb 22, 2007
Svein Erling Johnstad
E21 - EARTH DRILLING MINING
Information
Patent Application
Method for monitoring a high resistivity reservoir rock formation
Publication number
20060255809
Publication date
Nov 16, 2006
Svein Erling Johnstad
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for determining the nature of subterranean res...
Publication number
20050017722
Publication date
Jan 27, 2005
Statoil ASA
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Application
Electromagnetic method and apparatus for determining the nature of...
Publication number
20040176910
Publication date
Sep 9, 2004
Statoil ASA
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Application
Electromagnetic methods and apparatus for determining the content o...
Publication number
20040150404
Publication date
Aug 5, 2004
Statoil ASA
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for determining the nature of subterranean res...
Publication number
20040124842
Publication date
Jul 1, 2004
Den Norske Stats Oljeselskap A.S.
Terje Eidesmo
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for determining the nature of subterranean res...
Publication number
20030052685
Publication date
Mar 20, 2003
Statoil ASA
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for determining the nature of subterranean res...
Publication number
20030048105
Publication date
Mar 13, 2003
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for determining the nature of subterranean res...
Publication number
20030043692
Publication date
Mar 6, 2003
Svein Ellingsrud
G01 - MEASURING TESTING