James L. Duggan

Person

Friendswood, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Methods of attaching a shank to a body of an earth-boring tool incl...
- Patent number 9,163,461
- Issue date Oct 20, 2015
- Baker Hughes Incorporated
- Redd H. Smith
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Methods of attaching a shank to a body of an earth-boring tool incl...
- Patent number 8,746,373
- Issue date Jun 10, 2014
- Baker Hughes Incorporated
- Redd H. Smith
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Earth-boring rotary drill bits and methods of manufacturing earth-b...
- Patent number 8,309,018
- Issue date Nov 13, 2012
- Baker Hughes Incorporated
- Redd H. Smith
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Methods of forming earth-boring tools using geometric compensation...
- Patent number 8,079,429
- Issue date Dec 20, 2011
- Baker Hughes Incorporated
- Redd H. Smith
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of manufacturing a rotary drill bit
- Patent number 8,065,935
- Issue date Nov 29, 2011
- Baker Hughes Incorporated
- William H. Sherwood, Jr.
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Earth-boring rotary drill bits and methods of manufacturing earth-b...
- Patent number 7,776,256
- Issue date Aug 17, 2010
- Baker Huges Incorporated
- Redd H. Smith
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Methods of attaching a shank to a body of an earth-boring drilling...
- Patent number 7,775,287
- Issue date Aug 17, 2010
- Baker Hughes Incorporated
- James L. Duggan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Methods of attaching a shank to a body of an earth-boring tool incl...
- Patent number 7,703,556
- Issue date Apr 27, 2010
- Baker Hughes Incorporated
- Redd H. Smith
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Shrink-fit sleeve assembly for a drill bit, including nozzle assemb...
- Patent number 7,681,668
- Issue date Mar 23, 2010
- Baker Hughes Incorporated
- James Andy Oxford
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Fixed cutter rotary drill bit including support elements affixed to...
- Patent number 7,520,345
- Issue date Apr 21, 2009
- Baker Hughes Incorporated
- William H. Sherwood, Jr.
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Methods of manufacturing and repairing steel body rotary drill bits...
- Patent number 7,216,565
- Issue date May 15, 2007
- Baker Hughes Incorporated
- William H. Sherwood, Jr.
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Steel body rotary drill bits including support elements affixed to...
- Patent number 7,070,011
- Issue date Jul 4, 2006
- Baker Hughes Incorporated
- William H. Sherwood, Jr.
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Steel body drill bits with tailored hardfacing structural elements
- Patent number 6,651,756
- Issue date Nov 25, 2003
- Baker Hughes Incorporated
- Robert J. Costo
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock bit nozzle arrangement
- Patent number 6,098,728
- Issue date Aug 8, 2000
- Baker Hughes Incorporated
- Jennifer Ann Wells
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
METHODS OF ATTACHING A SHANK TO A BODY OF AN EARTH-BORING TOOL INCL...
- Publication number 20140284113
- Publication date Sep 25, 2014
- Redd H. Smith
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHODS OF ATTACHING A SHANK TO A BODY OF AN EARTH-BORING TOOL INCL...
- Publication number 20110186354
- Publication date Aug 4, 2011
- BAKER HUGHES INCORPORATED
- Redd H. Smith
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
EARTH BORING ROTARY DRILL BITS AND METHODS OF MANUFACTURING EARTH B...
- Publication number 20100263935
- Publication date Oct 21, 2010
- BAKER HUGHES INCORPORATED
- Redd H. Smith
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHODS OF ENHANCING RETENTION FORCES BETWEEN INTERFERING PARTS, AN...
- Publication number 20100155147
- Publication date Jun 24, 2010
- BAKER HUGHES INCORPORATED
- James Andy Oxford
- E21 - EARTH DRILLING MINING
Information Patent Application
METHODS OF FORMING EARTH-BORING TOOLS USING GEOMETRIC COMPENSATION...
- Publication number 20090301786
- Publication date Dec 10, 2009
- BAKER HUGHES INCORPORATED
- Redd H. Smith
- E21 - EARTH DRILLING MINING
Information Patent Application
METHODS OF ATTACHING A SHANK TO A BODY OF AN EARTH-BORING TOOL INCL...
- Publication number 20090301787
- Publication date Dec 10, 2009
- BAKER HUGHES INCORPORATED
- Redd H. Smith
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHODS OF MANUFACTURING AND REPAIRING ROTARY DRILL BITS INCLUDING...
- Publication number 20090158898
- Publication date Jun 25, 2009
- BAKER HUGHES INCORPORATED
- William H. Sherwood, JR.
- E21 - EARTH DRILLING MINING
Information Patent Application
Shrink fit sleeve assembly for a drill bit, including nozzle assemb...
- Publication number 20080236899
- Publication date Oct 2, 2008
- Baker Hughes Incorporated
- James Andy Oxford
- E21 - EARTH DRILLING MINING
Information Patent Application
Earth-boring tools having pockets for receiving cutting elements th...
- Publication number 20080223622
- Publication date Sep 18, 2008
- James L. Duggan
- E21 - EARTH DRILLING MINING
Information Patent Application
Methods of attaching a shank to a body of an earth-boring drilling...
- Publication number 20080135304
- Publication date Jun 12, 2008
- Baker Hughes Incorporated
- James L. Duggan
- E21 - EARTH DRILLING MINING
Information Patent Application
Methods of manufacturing and repairing rotary drill bits including...
- Publication number 20070158115
- Publication date Jul 12, 2007
- William H. Sherwood
- E21 - EARTH DRILLING MINING
Information Patent Application
Earth-boring rotary drill bits and methods of manufacturing earth-b...
- Publication number 20070102199
- Publication date May 10, 2007
- Redd H. Smith
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Methods of manufacturing and repairing steel body rotary drill bits...
- Publication number 20060150777
- Publication date Jul 13, 2006
- William H. Sherwood
- E21 - EARTH DRILLING MINING
Information Patent Application
Cutting element retention apparatus for use in steel body rotary dr...
- Publication number 20050103533
- Publication date May 19, 2005
- William H. Sherwood
- E21 - EARTH DRILLING MINING

James L. Duggan

Person

Patents Grantslast 30 patents

Methods of attaching a shank to a body of an earth-boring tool incl...

Methods of attaching a shank to a body of an earth-boring tool incl...

Earth-boring rotary drill bits and methods of manufacturing earth-b...

Methods of forming earth-boring tools using geometric compensation...

Method of manufacturing a rotary drill bit

Earth-boring rotary drill bits and methods of manufacturing earth-b...

Methods of attaching a shank to a body of an earth-boring drilling...

Methods of attaching a shank to a body of an earth-boring tool incl...

Shrink-fit sleeve assembly for a drill bit, including nozzle assemb...

Fixed cutter rotary drill bit including support elements affixed to...

Methods of manufacturing and repairing steel body rotary drill bits...

Steel body rotary drill bits including support elements affixed to...

Steel body drill bits with tailored hardfacing structural elements

Rock bit nozzle arrangement

Patents Applicationslast 30 patents

METHODS OF ATTACHING A SHANK TO A BODY OF AN EARTH-BORING TOOL INCL...

METHODS OF ATTACHING A SHANK TO A BODY OF AN EARTH-BORING TOOL INCL...

EARTH BORING ROTARY DRILL BITS AND METHODS OF MANUFACTURING EARTH B...

METHODS OF ENHANCING RETENTION FORCES BETWEEN INTERFERING PARTS, AN...

METHODS OF FORMING EARTH-BORING TOOLS USING GEOMETRIC COMPENSATION...

METHODS OF ATTACHING A SHANK TO A BODY OF AN EARTH-BORING TOOL INCL...

METHODS OF MANUFACTURING AND REPAIRING ROTARY DRILL BITS INCLUDING...

Shrink fit sleeve assembly for a drill bit, including nozzle assemb...

Earth-boring tools having pockets for receiving cutting elements th...

Methods of attaching a shank to a body of an earth-boring drilling...

Methods of manufacturing and repairing rotary drill bits including...

Earth-boring rotary drill bits and methods of manufacturing earth-b...

Methods of manufacturing and repairing steel body rotary drill bits...

Cutting element retention apparatus for use in steel body rotary dr...