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Svein Ellingsrud
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Trondheim, NO
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus for detecting low frequency electromagnetic field respons...
Patent number
9,097,816
Issue date
Aug 4, 2015
Electromagnetic Geoservices ASA
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Grant
Instrument for measuring electromagnetic signals
Patent number
8,228,066
Issue date
Jul 24, 2012
Electromagnetic Geoservices AS
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Grant
Controlled deterioration of non-reinforced concrete anchors
Patent number
8,075,685
Issue date
Dec 13, 2011
Electromagnetic Geoservices AS
Svein Ellingsrud
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Source arrangement and method for generating electromagnetic wavefi...
Patent number
7,919,965
Issue date
Apr 5, 2011
Electromagnetic Geoservices AS
Tor Schaug-Pettersen
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for determining the nature of submarine reserv...
Patent number
7,567,084
Issue date
Jul 28, 2009
Electromagnetic Geoservices AS
Terje Eidesmo
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for determining the nature of subterranean res...
Patent number
7,202,669
Issue date
Apr 10, 2007
Electromagnetic Geoservices AS
Svein Ellingsrud
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
Method and apparatus for determining the nature of subterranean res...
Patent number
7,038,456
Issue date
May 2, 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
SOURCE FOR ELECTROMAGNETIC SURVEYING
Publication number
20140035759
Publication date
Feb 6, 2014
ELECTROMAGNETIC GEOSERVICES ASA
Havard Ramsfjell
G01 - MEASURING TESTING
Information
Patent Application
LOW NOISE MARINE ELECTRIC FIELD SENSOR SYSTEM
Publication number
20130207661
Publication date
Aug 15, 2013
ELECTROMAGNETIC GEOSERVICES ASA
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Application
INSTRUMENT FOR MEASURING ELECTROMAGNETIC SIGNALS
Publication number
20100231223
Publication date
Sep 16, 2010
ELECTROMAGNETIC GEOSERVICES ASA
Svein Ellingsrud
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND APPARATUS FOR DETERMINING THE NATURE OF SUBMARINE RESERV...
Publication number
20100045295
Publication date
Feb 25, 2010
ELECTROMAGNETIC GEOSERVICES ASA
Rune Mittet
G01 - MEASURING TESTING
Information
Patent Application
Controlled Deterioration of Non-Reinforced Concrete Anchors
Publication number
20090007834
Publication date
Jan 8, 2009
Svein Ellingsrud
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
Electromagnetic surveying for hydrocarbon reservoirs
Publication number
20070150201
Publication date
Jun 28, 2007
Terje Eidesmo
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for determining the nature of submarine reserv...
Publication number
20060197532
Publication date
Sep 7, 2006
Terje Eidesmo
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for determining the nature of subterranean res...
Publication number
20060091889
Publication date
May 4, 2006
ElectroMagnetic GeoServices AS
Svein Ellingsrud
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
20040027130
Publication date
Feb 12, 2004
Svein Ellingsrud
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