Gail Nelson

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Tomball, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods for designing secondary cutting structures for a bottom hol...
- Patent number 8,812,281
- Issue date Aug 19, 2014
- Smith International, Inc.
- Wei Tang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods for designing secondary cutting structures for a bottom hol...
- Patent number 8,401,831
- Issue date Mar 19, 2013
- Smith International, Inc.
- Wei Tang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Placement of cutting elements on secondary cutting structures of dr...
- Patent number 7,954,564
- Issue date Jun 7, 2011
- Smith International, Inc.
- Navish Makkar
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
METHODS FOR DESIGNING SECONDARY CUTTING STRUCTURES FOR A BOTTOM HOL...
- Publication number 20130262048
- Publication date Oct 3, 2013
- Wei Tang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PLACEMENT OF CUTTING ELEMENTS ON SECONDARY CUTTING STRUCTURES OF DR...
- Publication number 20100018779
- Publication date Jan 28, 2010
- Smith International, Inc.
- Navish Makkar
- E21 - EARTH DRILLING MINING
Information Patent Application
EXPANDABLE ROLLER REAMER
- Publication number 20090114448
- Publication date May 7, 2009
- Smith International, Inc.
- Tommy Laird
- E21 - EARTH DRILLING MINING
Information Patent Application
METHODS FOR DESIGNING SECONDARY CUTTING STRUCTURES FOR A BOTTOM HOL...
- Publication number 20090055135
- Publication date Feb 26, 2009
- Smith International, Inc.
- Wei Tang
- G06 - COMPUTING CALCULATING COUNTING