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Richard J. Radtke
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Pearland, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Porosity measurements from nuclear spectroscopy
Patent number
12,061,308
Issue date
Aug 13, 2024
Schlumberger Technology Corporation
James Grau
G01 - MEASURING TESTING
Information
Patent Grant
Systems and methods for determining the presence of cement behind a...
Patent number
11,774,629
Issue date
Oct 3, 2023
Schlumberger Technology Corporation
Pascal Millot
G01 - MEASURING TESTING
Information
Patent Grant
Systems and methods for determining the presence of cement behind a...
Patent number
11,105,952
Issue date
Aug 31, 2021
Schlumberger Technology Corporation
Pascal Millot
E21 - EARTH DRILLING MINING
Information
Patent Grant
Automated control of electrically operated radiation generators
Patent number
9,696,455
Issue date
Jul 4, 2017
Schlumberger Technology Corporation
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Grant
Identification of casing collars while drilling and post drilling u...
Patent number
9,175,559
Issue date
Nov 3, 2015
Schlumberger Technology Corporation
Najmud Dowla
E21 - EARTH DRILLING MINING
Information
Patent Grant
Applications based on fluid properties measured downhole
Patent number
8,965,703
Issue date
Feb 24, 2015
Schlumberger Technology Corporation
Ankur Prakash
E21 - EARTH DRILLING MINING
Information
Patent Grant
Test formation apparatus for a downhole tool
Patent number
8,927,923
Issue date
Jan 6, 2015
Schlumberger Technology Corporation
Christian Stoller
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for determining formation and fluid properties
Patent number
8,645,068
Issue date
Feb 4, 2014
Schlumberger Technology Corporation
Michael Evans
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Composite materials and calibration assemblies using the same
Patent number
8,327,683
Issue date
Dec 11, 2012
Schlumberger Technology Corporation
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Grant
System and method for automated data analysis and parameter selection
Patent number
8,244,473
Issue date
Aug 14, 2012
Schlumberger Technology Corporation
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and methods for interlaced density and neutron measurements
Patent number
7,642,507
Issue date
Jan 5, 2010
Schlumberger Technology Corporation
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Grant
Shielded pads for detecting subsurface radiation phenomena
Patent number
7,566,868
Issue date
Jul 28, 2009
Schlumberger Technology Corporation
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Grant
Shielded pads for detecting subsurface radiation phenomena
Patent number
7,339,161
Issue date
Mar 4, 2008
Schlumberger Technology Corporation
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Grant
Formation evaluation through azimuthal measurements
Patent number
6,944,548
Issue date
Sep 13, 2005
Schlumberger Technology Corporation
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Grant
Multi-point subsurface measurement calibration
Patent number
6,903,330
Issue date
Jun 7, 2005
Schlumberger Technology Corporation
Michael L. Evans
G01 - MEASURING TESTING
Information
Patent Grant
Formation evaluation through azimuthal tool-path identification
Patent number
6,696,684
Issue date
Feb 24, 2004
Schlumberger Technology Corporation
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for measuring mud and formation properties dow...
Patent number
6,648,083
Issue date
Nov 18, 2003
Schlumberger Technology Corporation
Michael Evans
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
POROSITY MEASUREMENTS FROM NUCLEAR SPECTROSCOPY
Publication number
20240077637
Publication date
Mar 7, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
James Grau
G01 - MEASURING TESTING
Information
Patent Application
SYSTEMS AND METHODS FOR DETERMINING THE PRESENCE OF CEMENT BEHIND A...
Publication number
20210389495
Publication date
Dec 16, 2021
SCHLUMBERGER TECHNOLOGY CORPORATION
Pascal Millot
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR DETERMINING THE PRESENCE OF CEMENT BEHIND A...
Publication number
20190235125
Publication date
Aug 1, 2019
SCHLUMBERGER TECHNOLOGY CORPORATION
Pascal Millot
G01 - MEASURING TESTING
Information
Patent Application
Automated Control of Electrically Operated Radiation Generators
Publication number
20170139075
Publication date
May 18, 2017
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Application
Identification of Casing Collars While Drilling and Post Drilling U...
Publication number
20160053608
Publication date
Feb 25, 2016
Najmud Dowla
E21 - EARTH DRILLING MINING
Information
Patent Application
Applications Based On Fluid Properties Measured Downhole
Publication number
20150176402
Publication date
Jun 25, 2015
SCHLUMBERGER TECHNOLOGY CORPORATION
Ankur Prakash
E21 - EARTH DRILLING MINING
Information
Patent Application
Composite Materials And Calibration Assemblies Using The Same
Publication number
20130091922
Publication date
Apr 18, 2013
SCHLUMBERGER TECHNOLOGY CORPORATION
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Application
Applications Based On Fluid Properties Measured Downhole
Publication number
20130085675
Publication date
Apr 4, 2013
Ankur Prakash
E21 - EARTH DRILLING MINING
Information
Patent Application
Test Formation Apparatus for a Downhole Tool
Publication number
20120235030
Publication date
Sep 20, 2012
Christian Stoller
G01 - MEASURING TESTING
Information
Patent Application
IDENTIFICATION OF CASING COLLARS WHILE DRILLING AND POST DRILLING U...
Publication number
20110290011
Publication date
Dec 1, 2011
Najmud Dowla
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR DETERMINING FORMATION AND FLUID PROPERTIES
Publication number
20110077867
Publication date
Mar 31, 2011
Michael Evans
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COMPOSITE MATERIALS AND CALIBRATION ASSEMBLIES USING THE SAME
Publication number
20100180662
Publication date
Jul 22, 2010
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Application
System and Method for Automated Data Analysis and Parameter Selection
Publication number
20090037111
Publication date
Feb 5, 2009
SCHLUMBERGER TECHNOLOGY CORPORATION
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Application
Shielded Pads for Detecting Subsurface Radiation Phenomena
Publication number
20080105821
Publication date
May 8, 2008
SCHLUMBERGER TECHNOLOGY CORPORATION
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS AND METHODS FOR INTERLACED DENSITY AND NEUTRON MEASUREMENTS
Publication number
20060192096
Publication date
Aug 31, 2006
SCHLUMBERGER TECHNOLOGY CORPORATION
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Application
SHIELDED PADS FOR DETECTING SUBSURFACE RADIATION PHENOMENA
Publication number
20060186328
Publication date
Aug 24, 2006
SCHLUMBERGER TECHNOLOGY CORPORATION
Richard J. Radtke
G01 - MEASURING TESTING
Information
Patent Application
Formation evaluation through azimuthal measurements
Publication number
20040128073
Publication date
Jul 1, 2004
Richard J. Radtke
E21 - EARTH DRILLING MINING
Information
Patent Application
Multi-point subsurface measurement calibration
Publication number
20030080288
Publication date
May 1, 2003
Michael L. Evans
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for measuring mud and formation properties dow...
Publication number
20020096363
Publication date
Jul 25, 2002
Michael Evans
E21 - EARTH DRILLING MINING