Michael J. Levchak

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Tomball, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Wear sleeve
- Patent number 11,111,775
- Issue date Sep 7, 2021
- Halliburton Energy Services, Inc.
- Michael J. Levchak
- E21 - EARTH DRILLING MINING
Information Patent Grant
Antenna designs for wellbore logging tools
- Patent number 10,908,313
- Issue date Feb 2, 2021
- Halliburton Energy Services, Inc.
- Anand Prakash
- E21 - EARTH DRILLING MINING
Information Patent Grant
Buildup and encapsulation of antenna section of downhole tool
- Patent number 10,167,715
- Issue date Jan 1, 2019
- Halliburton Energy Services, Inc.
- Kazi M. Rashid
- E21 - EARTH DRILLING MINING
Information Patent Grant
Collar-mountable bobbin antenna having coil and ferrite slots
- Patent number 10,027,013
- Issue date Jul 17, 2018
- Halliburton Energy Services, Inc.
- Alexei Korovin
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Wear Sleeve
- Publication number 20200232314
- Publication date Jul 23, 2020
- Halliburton Energy Services, Inc.
- Michael J. LEVCHAK
- E21 - EARTH DRILLING MINING
Information Patent Application
ANTENNA DESIGNS FOR WELLBORE LOGGING TOOLS
- Publication number 20190154868
- Publication date May 23, 2019
- Halliburton Energy Services, Inc.
- Anand Pakash
- E21 - EARTH DRILLING MINING
Information Patent Application
BUILDUP AND ENCAPSULATION OF ANTENNA SECTION OF DOWNHOLE TOOL
- Publication number 20170260845
- Publication date Sep 14, 2017
- Halliburton Energy Services, Inc.
- Kazi M. Rashid
- E21 - EARTH DRILLING MINING
Information Patent Application
Collar-Mountable Bobbin Antenna Having Coil and Ferrite Slots
- Publication number 20170256839
- Publication date Sep 7, 2017
- Halliburton Energy Services, Inc.
- Alexei Korovin
- H01 - BASIC ELECTRIC ELEMENTS