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Alvie E. Howard, JR.
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Houston, TX, US
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Patents Grants
last 30 patents
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Patent Grant
Top drive drilling system and other applications using a low speed...
Patent number
8,047,306
Issue date
Nov 1, 2011
LeTourneau Technologies Drilling Systems, Inc.
Kevin R Williams
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Low speed AC motor for direct drive applications
Patent number
7,500,531
Issue date
Mar 10, 2009
LaTourneau Technologies Drilling Systems, Inc.
Kevin R Williams
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
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Patent Application
Top drive drilling system and other applications using a low speed...
Publication number
20090183923
Publication date
Jul 23, 2009
LETOURNEAU TECHNOLOGIES DRILLING SYSTEMS, INC.
Kevin R. Williams
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER