David E. Young

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Downhole clock having temperature compensation
- Patent number 7,212,075
- Issue date May 1, 2007
- Halliburton Energy Services, Inc.
- David J. Young
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Axially extended downhole seismic source
- Patent number 6,478,107
- Issue date Nov 12, 2002
- Halliburton Energy Services, Inc.
- James R. Birchak
- G01 - MEASURING TESTING
Information Patent Grant
Vertical seismic profiling in a drilling tool
- Patent number 6,131,694
- Issue date Oct 17, 2000
- Ahlliburton Energy Services, Inc.
- Carl A. Robbins
- G01 - MEASURING TESTING
Information Patent Grant
Acoustic attenuator, well logging apparatus and method of well logging
- Patent number 5,510,582
- Issue date Apr 23, 1996
- Halliburton Company
- James R. Birchak
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electrical kelly cock assembly
- Patent number 3,989,330
- Issue date Nov 2, 1976
- Roy H. Cullen
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Downhole clock
- Publication number 20050012561
- Publication date Jan 20, 2005
- Halliburton Energy Services, Inc.
- David J. Young
- H03 - BASIC ELECTRONIC CIRCUITRY