Russel Hertzog

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Georgetown, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for interrogating a subterranean annulus
- Patent number 9,267,359
- Issue date Feb 23, 2016
- GE Oil & Gas Logging Services, Inc.
- John Edward Smaardyk
- G01 - MEASURING TESTING
Information Patent Grant
Method for inspecting a subterranean tubular
- Patent number 8,878,126
- Issue date Nov 4, 2014
- GE Oil & Gas Logging Services, Inc.
- John Edward Smaardyk
- G01 - MEASURING TESTING
Information Patent Grant
Method for detecting fractures and perforations in a subterranean f...
- Patent number 8,754,362
- Issue date Jun 17, 2014
- GE Oil & Gas Logging Services, Inc.
- John Edward Smaardyk
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method for Evaluating Voids in a Subterranean Formation
- Publication number 20140291500
- Publication date Oct 2, 2014
- John Edward Smaardyk
- G01 - MEASURING TESTING
Information Patent Application
METHOD FOR DETECTING FRACTURES AND PERFORATIONS IN A SUBTERRANEAN F...
- Publication number 20130043381
- Publication date Feb 21, 2013
- GE OIL & GAS LOGGING SERVICES, INC.
- John Edward Smaardyk
- G01 - MEASURING TESTING
Information Patent Application
Method For Inspecting A Subterranean Tubular
- Publication number 20130009049
- Publication date Jan 10, 2013
- GE OIL & GAS LOGGING SERVICES, INC.
- John Edward Smaardyk
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus For Interrogating A Subterranean Annulus
- Publication number 20120119077
- Publication date May 17, 2012
- GE OIL & GAS LOGGING SERVICES, INC.
- John Edward Smaardyk
- E21 - EARTH DRILLING MINING
Information Patent Application
GRAVEL PACK ASSESSMENT TOOL AND METHODS OF USE
- Publication number 20100017134
- Publication date Jan 21, 2010
- Wood Group Logging Services, Inc.
- Donald K. Steinman
- E21 - EARTH DRILLING MINING