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Gerald Lesko
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Edmonton, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Mud pump
Patent number
11,168,676
Issue date
Nov 9, 2021
Gerald Lesko
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Hydraulically-operated actuator for drawworks
Patent number
9,217,481
Issue date
Dec 22, 2015
Gerald Lesko
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Mud pump
Patent number
9,011,111
Issue date
Apr 21, 2015
Gerald Lesko
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Cable drawworks for a drilling rig
Patent number
8,079,569
Issue date
Dec 20, 2011
Gerald Lesko
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Teeter beam assembly
Patent number
7,837,426
Issue date
Nov 23, 2010
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Guide rail system for a telescoping mast on a drilling rig
Patent number
7,828,086
Issue date
Nov 9, 2010
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pipe indexer/kicker with ramp engaging arm
Patent number
7,625,168
Issue date
Dec 1, 2009
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Electric drawworks for a drilling rig
Patent number
7,527,245
Issue date
May 5, 2009
Gerald Lesko
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Pipe gripping clamp
Patent number
7,438,127
Issue date
Oct 21, 2008
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for connecting pipe to a top drive motor
Patent number
7,090,035
Issue date
Aug 15, 2006
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Torque sensor
Patent number
4,584,884
Issue date
Apr 29, 1986
Gerald J. Lesko
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
CABLE DRAWWORKS FOR A DRILLING RIG
Publication number
20170314342
Publication date
Nov 2, 2017
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Application
Hydraulically-Operated Actuator for Drawworks
Publication number
20130319219
Publication date
Dec 5, 2013
Gerald Lesko
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Mud Pump
Publication number
20110286867
Publication date
Nov 24, 2011
Gerald Lesko
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Cable Drawworks for a Drilling Rig
Publication number
20090114892
Publication date
May 7, 2009
Gerald Lesko
B66 - HOISTING LIFTING HAULING
Information
Patent Application
TEETER BEAM ASSEMBLY
Publication number
20090056932
Publication date
Mar 5, 2009
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Application
Guide rail system for a telescoping mast on a drilling rig
Publication number
20080210416
Publication date
Sep 4, 2008
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Application
PIPE INDEXER/KICKER
Publication number
20070177967
Publication date
Aug 2, 2007
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Application
Pipe gripping clamp
Publication number
20070095524
Publication date
May 3, 2007
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Application
Pipe gripping ram
Publication number
20070068669
Publication date
Mar 29, 2007
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Application
Drilling rig floor drainage system
Publication number
20070044955
Publication date
Mar 1, 2007
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Application
Guide track system for a drilling rig floor robot
Publication number
20070023183
Publication date
Feb 1, 2007
Gerald Lesko
E21 - EARTH DRILLING MINING
Information
Patent Application
Electric drawworks for a drilling rig
Publication number
20060249719
Publication date
Nov 9, 2006
Gerald Lesko
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Method and system for connecting pipe to a top drive motor
Publication number
20050173154
Publication date
Aug 11, 2005
Gerald Lesko
E21 - EARTH DRILLING MINING