Sergey Knizhnik

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Exton, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Multi-axial antenna and method for use in downhole tools
- Patent number 9,632,201
- Issue date Apr 25, 2017
- Halliburton Energy Services, Inc.
- Sergey Knizhnik
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-axial antenna and method for use in downhole tools
- Patent number 9,121,960
- Issue date Sep 1, 2015
- Halliburton Energy Services, Inc.
- Sergey Knizhnik
- G01 - MEASURING TESTING
Information Patent Grant
Multi-axial antenna and method for use in downhole tools
- Patent number 8,471,562
- Issue date Jun 25, 2013
- Halliburton Energy Services, Inc.
- Sergey Knizhnik
- G01 - MEASURING TESTING
Information Patent Grant
High-resolution wireline nuclear magnetic resonance tool
- Patent number 8,421,454
- Issue date Apr 16, 2013
- Halliburton Energy Services, Inc.
- Manfred G. Prammer
- G01 - MEASURING TESTING
Information Patent Grant
Systems and methods for deep-looking NMR logging
- Patent number 7,733,086
- Issue date Jun 8, 2010
- Halliburton Energy Services, Inc.
- Manfred G. Prammer
- G01 - MEASURING TESTING
Information Patent Grant
Systems and methods for deep-looking NMR logging
- Patent number 7,463,027
- Issue date Dec 9, 2008
- Halliburton Energy Services, Inc.
- Manfred G. Prammer
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
MULTI-AXIAL ANTENNA AND METHOD FOR USE IN DOWNHOLE TOOLS
- Publication number 20150331137
- Publication date Nov 19, 2015
- Halliburton Energy Services, Inc.
- Sergey Knizhnik
- G01 - MEASURING TESTING
Information Patent Application
MULTI-AXIAL ANTENNA AND METHOD FOR USE IN DOWNHOLE TOOLS
- Publication number 20130249561
- Publication date Sep 26, 2013
- Halliburton Energy Services, Inc.
- Sergey Knizhnik
- G01 - MEASURING TESTING
Information Patent Application
MULTI-AXIAL ANTENNA AND METHOD FOR USE IN DOWNHOLE TOOLS
- Publication number 20090302847
- Publication date Dec 10, 2009
- Sergey Knizhnik
- G01 - MEASURING TESTING
Information Patent Application
SYSTEMS AND METHODS FOR DEEP-LOOKING NMR LOGGING
- Publication number 20090072825
- Publication date Mar 19, 2009
- Manfred G. Prammer
- G01 - MEASURING TESTING
Information Patent Application
Systems and methods for NMR logging
- Publication number 20050030021
- Publication date Feb 10, 2005
- Manfred G. Prammer
- G01 - MEASURING TESTING