Donald Leon Crawford

Person

Spring, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
In-line integrity checker
- Patent number 10,490,054
- Issue date Nov 26, 2019
- Halliburton Energy Services, Inc.
- Donald Leon Crawford
- G08 - SIGNALLING
Information Patent Grant
Ambient-activated switch for downhole operations
- Patent number 9,513,400
- Issue date Dec 6, 2016
- Halliburton Energy Services, Inc.
- Daniel F. Dorffer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pressure-activated switch
- Patent number 9,334,715
- Issue date May 10, 2016
- Halliburton Energy Services, Inc.
- Clovis Satyro Bonavides
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Systems and methods of harvesting information from a well-site
- Patent number 9,322,247
- Issue date Apr 26, 2016
- Halliburton Energy Services, Inc.
- Fabian Fidel Rojas
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pressure-activated switch
- Patent number 8,967,291
- Issue date Mar 3, 2015
- Halliburton Energy Services, Inc.
- Clovis Satyro Bonavides
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Ambient-activated switch for downhole operations
- Patent number 8,944,162
- Issue date Feb 3, 2015
- Halliburton Energy Services, Inc.
- Daniel F. Dorffer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Surface safe explosive tool
- Patent number 8,789,467
- Issue date Jul 29, 2014
- Halliburton Energy Services, Inc.
- Donald L. Crawford
- F42 - AMMUNITION BLASTING
Information Patent Grant
Mechanical actuator with electronic adjustment
- Patent number 8,739,860
- Issue date Jun 3, 2014
- Halliburton Energy Services, Inc.
- Donald Leon Crawford
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fluid conductivity measurement tool and methods
- Patent number 8,538,701
- Issue date Sep 17, 2013
- Halliburton Energy Services, Inc.
- Sushovon S. Roy
- G01 - MEASURING TESTING
Information Patent Grant
Actuating downhole devices in a wellbore
- Patent number 8,451,137
- Issue date May 28, 2013
- Halliburton Energy Services, Inc.
- Clovis S. Bonavides
- E21 - EARTH DRILLING MINING
Information Patent Grant
Directional setting tool and associated methods
- Patent number 8,443,884
- Issue date May 21, 2013
- Halliburton Energy Services, Inc.
- Don Leon Crawford
- E21 - EARTH DRILLING MINING
Information Patent Grant
Actuating downhole devices in a wellbore
- Patent number 8,441,370
- Issue date May 14, 2013
- Halliburton Energy Services, Inc.
- Clovis S. Bonavides
- E21 - EARTH DRILLING MINING
Information Patent Grant
Surface safe explosive tool
- Patent number 8,424,455
- Issue date Apr 23, 2013
- Halliburton Energy Services, Inc.
- Donald L. Crawford
- F42 - AMMUNITION BLASTING
Information Patent Grant
Apparatus and methods for sidewall percussion coring using a voltag...
- Patent number 8,230,946
- Issue date Jul 31, 2012
- Halliburton Energy Services, Inc.
- Don L. Crawford
- F42 - AMMUNITION BLASTING
Information Patent Grant
Surface safe explosive tool
- Patent number 8,113,119
- Issue date Feb 14, 2012
- Halliburton Energy Services, Inc.
- Donald L. Crawford
- F42 - AMMUNITION BLASTING
Information Patent Grant
Method for selective activation of downhole devices in a tool string
- Patent number 7,980,309
- Issue date Jul 19, 2011
- Halliburton Energy Services, Inc.
- Donald L. Crawford
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
IN-LINE INTEGRITY CHECKER
- Publication number 20170032653
- Publication date Feb 2, 2017
- Halliburton Energy Services, Inc.
- Donald Leon Crawford
- G08 - SIGNALLING
Information Patent Application
AMBIENT-ACTIVATED SWITCH FOR DOWNHOLE OPERATIONS
- Publication number 20150101866
- Publication date Apr 16, 2015
- Halliburton Energy Services, Inc.
- Daniel F. Dorffer
- G01 - MEASURING TESTING
Information Patent Application
Support Bracket for Selective Fire Switches
- Publication number 20140345485
- Publication date Nov 27, 2014
- Halliburton Energy Services, Inc.
- Paul Anthony Molina
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Pressure-Activated Switch
- Publication number 20140290948
- Publication date Oct 2, 2014
- Halliburton Energy Services, Inc.
- Clovis Satyro Bonavides
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEMS AND METHODS OF HARVESTING INFORMATION FROM A WELL-SITE
- Publication number 20140083688
- Publication date Mar 27, 2014
- Fabian Fidel Rojas
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEMS AND METHODS FOR A MODULAR DRUM WITH A COMMON POWER PACK UNIT
- Publication number 20140048286
- Publication date Feb 20, 2014
- Fabian Fidel Rojas
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Pressure-Activated Switch
- Publication number 20130327514
- Publication date Dec 12, 2013
- Clovis Satyro Bonavides
- E21 - EARTH DRILLING MINING
Information Patent Application
Surface Safe Explosive Tool
- Publication number 20130277109
- Publication date Oct 24, 2013
- Donald L. Crawford
- F42 - AMMUNITION BLASTING
Information Patent Application
ACTUATING DOWNHOLE DEVICES IN A WELLBORE
- Publication number 20130010572
- Publication date Jan 10, 2013
- Halliburton Energy Services, Inc.
- Clovis S. Bonavides
- E21 - EARTH DRILLING MINING
Information Patent Application
Surface Safe Explosive Tool
- Publication number 20120103223
- Publication date May 3, 2012
- Halliburton Energy Services, Inc.
- Donald L. Crawford
- F42 - AMMUNITION BLASTING
Information Patent Application
MECHANICAL ACTUATOR WITH ELECTRONIC ADJUSTMENT
- Publication number 20110272145
- Publication date Nov 10, 2011
- Halliburton Energy Services, Inc.
- Donald Leon Crawford
- E21 - EARTH DRILLING MINING
Information Patent Application
DIRECTIONAL SETTING TOOL AND ASSOCIATED METHODS
- Publication number 20110061865
- Publication date Mar 17, 2011
- Halliburton Energy Services, Inc.
- Don Leon CRAWFORD
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus and Methods for Sidewall Percussion Coring Using a Voltag...
- Publication number 20100163305
- Publication date Jul 1, 2010
- Halliburton Energy Services, Inc.
- Don L. Crawford
- F42 - AMMUNITION BLASTING
Information Patent Application
Actuating Downhole Devices in a Wellbore
- Publication number 20100085210
- Publication date Apr 8, 2010
- Clovis S. Bonavides
- E21 - EARTH DRILLING MINING
Information Patent Application
FLUID CONDUCTIVITY MEASUREMENT TOOL AND METHODS
- Publication number 20100063738
- Publication date Mar 11, 2010
- HALLIBURTON ENERGY SERVICES,K INC
- Sushovon S. Roy
- E21 - EARTH DRILLING MINING
Information Patent Application
AMBIENT-ACTIVATED SWITCH FOR DOWNHOLE OPERATIONS
- Publication number 20100059283
- Publication date Mar 11, 2010
- HALLIBURTION ENERGY SERVICES, INC.
- Daniel F. Dorffer
- E21 - EARTH DRILLING MINING
Information Patent Application
Surface Safe Explosive Tool
- Publication number 20100005992
- Publication date Jan 14, 2010
- Halliburton Energy Services, Inc.
- Donald L. Crawford
- F42 - AMMUNITION BLASTING
Information Patent Application
System and Method for Selective Activation of Downhole Devices in a...
- Publication number 20090272529
- Publication date Nov 5, 2009
- Halliburton Energy Services, Inc.
- Donald L. Crawford
- E21 - EARTH DRILLING MINING

Donald Leon Crawford

Person

Patents Grantslast 30 patents

In-line integrity checker

Ambient-activated switch for downhole operations

Pressure-activated switch

Systems and methods of harvesting information from a well-site

Pressure-activated switch

Ambient-activated switch for downhole operations

Surface safe explosive tool

Mechanical actuator with electronic adjustment

Fluid conductivity measurement tool and methods

Actuating downhole devices in a wellbore

Directional setting tool and associated methods

Actuating downhole devices in a wellbore

Surface safe explosive tool

Apparatus and methods for sidewall percussion coring using a voltag...

Surface safe explosive tool

Method for selective activation of downhole devices in a tool string

Patents Applicationslast 30 patents

IN-LINE INTEGRITY CHECKER

AMBIENT-ACTIVATED SWITCH FOR DOWNHOLE OPERATIONS

Support Bracket for Selective Fire Switches

Pressure-Activated Switch

SYSTEMS AND METHODS OF HARVESTING INFORMATION FROM A WELL-SITE

SYSTEMS AND METHODS FOR A MODULAR DRUM WITH A COMMON POWER PACK UNIT

Pressure-Activated Switch

Surface Safe Explosive Tool

ACTUATING DOWNHOLE DEVICES IN A WELLBORE

Surface Safe Explosive Tool

MECHANICAL ACTUATOR WITH ELECTRONIC ADJUSTMENT

DIRECTIONAL SETTING TOOL AND ASSOCIATED METHODS

Apparatus and Methods for Sidewall Percussion Coring Using a Voltag...

Actuating Downhole Devices in a Wellbore

FLUID CONDUCTIVITY MEASUREMENT TOOL AND METHODS

AMBIENT-ACTIVATED SWITCH FOR DOWNHOLE OPERATIONS

Surface Safe Explosive Tool

System and Method for Selective Activation of Downhole Devices in a...