Larry G. Keast

Person

Houston, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Bi-directional spring filter
- Patent number 12,115,472
- Issue date Oct 15, 2024
- Larry G. Keast
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Reeving system for supporting a load
- Patent number 11,927,061
- Issue date Mar 12, 2024
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Latch assembly for torque management
- Patent number 11,905,770
- Issue date Feb 20, 2024
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Vehicle suspension kit having multi-purpose shock absorber and related
- Patent number 11,890,910
- Issue date Feb 6, 2024
- Larry G. Keast
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicle suspension kit having multi-purpose shock absorber and related
- Patent number 11,639,080
- Issue date May 2, 2023
- Larry G. Keast
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Combination tubular handler and power swivel unit
- Patent number 11,639,638
- Issue date May 2, 2023
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reeving system for supporting a load
- Patent number 11,634,952
- Issue date Apr 25, 2023
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
System and method for monitoring one or more parameters of a top dr...
- Patent number 11,549,960
- Issue date Jan 10, 2023
- Larry G. Keast
- G01 - MEASURING TESTING
Information Patent Grant
Combination tubular handler and power swivel unit
- Patent number 11,208,854
- Issue date Dec 28, 2021
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Combination tubular handler and power swivel unit
- Patent number 10,851,601
- Issue date Dec 1, 2020
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Combination hydraulic catwalk and power swivel
- Patent number 10,480,265
- Issue date Nov 19, 2019
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Top drive and power swivel with high pressure seals and automatic r...
- Patent number 10,156,095
- Issue date Dec 18, 2018
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dual control hydraulic circuit for a tilting power swivel
- Patent number 9,915,108
- Issue date Mar 13, 2018
- Larry G. Keast
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Drilling rig with top drive with dual opening elevator
- Patent number 9,303,470
- Issue date Apr 5, 2016
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Top drive with dual opening elevator
- Patent number 9,303,469
- Issue date Apr 5, 2016
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Control system for a top drive
- Patent number 9,249,655
- Issue date Feb 2, 2016
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Power swivel with tilt system
- Patent number 8,807,207
- Issue date Aug 19, 2014
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for using a power swivel with tilt
- Patent number 8,807,208
- Issue date Aug 19, 2014
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Torque measuring top drive
- Patent number 8,727,039
- Issue date May 20, 2014
- Larry G. Keast
- G01 - MEASURING TESTING
Information Patent Grant
Drilling rig with torque track slide assembly
- Patent number 8,636,056
- Issue date Jan 28, 2014
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling rig with torque measuring top drive
- Patent number 8,631,882
- Issue date Jan 21, 2014
- Larry G. Keast
- G01 - MEASURING TESTING
Information Patent Grant
Top drive with integral traveling block and airlift thread compensator
- Patent number 8,590,610
- Issue date Nov 26, 2013
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling rig with a top drive with integral traveling block and air...
- Patent number 8,544,537
- Issue date Oct 1, 2013
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling rig with top drive and inside blowout preventer
- Patent number 8,443,877
- Issue date May 21, 2013
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Top drive with inside blowout preventer
- Patent number 8,443,876
- Issue date May 21, 2013
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling rig with a control system for rotationally rocking a drill...
- Patent number 8,387,720
- Issue date Mar 5, 2013
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Torque track and slide assembly
- Patent number 8,181,721
- Issue date May 22, 2012
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Top drive with an airlift thread compensator and a hollow cylinder...
- Patent number 8,127,836
- Issue date Mar 6, 2012
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling rig with a top drive with an air lift thread compensator a...
- Patent number 7,984,757
- Issue date Jul 26, 2011
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for using a top drive with an air lift thread compensator an...
- Patent number 7,921,939
- Issue date Apr 12, 2011
- Larry G. Keast
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
BI-DIRECTIONAL SPRING FILTER
- Publication number 20240226778
- Publication date Jul 11, 2024
- Larry G. Keast
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
BI-DIRECTIONAL SPRING FILTER
- Publication number 20240131454
- Publication date Apr 25, 2024
- Larry G. Keast
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Latch Assembly for Torque Management
- Publication number 20240125188
- Publication date Apr 18, 2024
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
Latch Assembly for Torque Management
- Publication number 20230332474
- Publication date Oct 19, 2023
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
Vehicle Suspension Kit having Multi-purpose Shock Absorber and Related
- Publication number 20230226872
- Publication date Jul 20, 2023
- Larry G. Keast
- B60 - VEHICLES IN GENERAL
Information Patent Application
REEVING SYSTEM FOR SUPPORTING A LOAD
- Publication number 20230220737
- Publication date Jul 13, 2023
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
COMBINATION TUBULAR HANDLER AND POWER SWIVEL UNIT
- Publication number 20230220736
- Publication date Jul 13, 2023
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
TELESCOPING TORQUE REACTION TRACK DEVICE
- Publication number 20230145409
- Publication date May 11, 2023
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
REEVING SYSTEM FOR SUPPORTING A LOAD
- Publication number 20220220815
- Publication date Jul 14, 2022
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
Vehicle Suspension Kit having Multi-purpose Shock Absorber and Related
- Publication number 20220153080
- Publication date May 19, 2022
- Larry G. Keast
- B60 - VEHICLES IN GENERAL
Information Patent Application
COMBINATION TUBULAR HANDLER AND POWER SWIVEL UNIT
- Publication number 20220090453
- Publication date Mar 24, 2022
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM AND METHOD FOR MONITORING ONE OR MORE PARAMETERS OF A TOP DR...
- Publication number 20210389341
- Publication date Dec 16, 2021
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
COMBINATION TUBULAR HANDLER AND POWER SWIVEL UNIT
- Publication number 20210040801
- Publication date Feb 11, 2021
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
COMBINATION TUBULAR HANDLER AND POWER SWIVEL UNIT
- Publication number 20200048971
- Publication date Feb 13, 2020
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
Hydraulic pump with control system
- Publication number 20090158725
- Publication date Jun 25, 2009
- Larry G. Keast
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Top drive system
- Publication number 20040069532
- Publication date Apr 15, 2004
- Larry G. Keast
- E21 - EARTH DRILLING MINING
Information Patent Application
Relief valve
- Publication number 20020189689
- Publication date Dec 19, 2002
- Larry G. Keast
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Larry G. Keast

Person

Patents Grantslast 30 patents

Bi-directional spring filter

Reeving system for supporting a load

Latch assembly for torque management

Vehicle suspension kit having multi-purpose shock absorber and related

Vehicle suspension kit having multi-purpose shock absorber and related

Combination tubular handler and power swivel unit

Reeving system for supporting a load

System and method for monitoring one or more parameters of a top dr...

Combination tubular handler and power swivel unit

Combination tubular handler and power swivel unit

Combination hydraulic catwalk and power swivel

Top drive and power swivel with high pressure seals and automatic r...

Dual control hydraulic circuit for a tilting power swivel

Drilling rig with top drive with dual opening elevator

Top drive with dual opening elevator

Control system for a top drive

Power swivel with tilt system

Method for using a power swivel with tilt

Torque measuring top drive

Drilling rig with torque track slide assembly

Drilling rig with torque measuring top drive

Top drive with integral traveling block and airlift thread compensator

Drilling rig with a top drive with integral traveling block and air...

Drilling rig with top drive and inside blowout preventer

Top drive with inside blowout preventer

Drilling rig with a control system for rotationally rocking a drill...

Torque track and slide assembly

Top drive with an airlift thread compensator and a hollow cylinder...

Drilling rig with a top drive with an air lift thread compensator a...

Method for using a top drive with an air lift thread compensator an...

Patents Applicationslast 30 patents

BI-DIRECTIONAL SPRING FILTER

BI-DIRECTIONAL SPRING FILTER

Latch Assembly for Torque Management

Latch Assembly for Torque Management

Vehicle Suspension Kit having Multi-purpose Shock Absorber and Related

REEVING SYSTEM FOR SUPPORTING A LOAD

COMBINATION TUBULAR HANDLER AND POWER SWIVEL UNIT

TELESCOPING TORQUE REACTION TRACK DEVICE

REEVING SYSTEM FOR SUPPORTING A LOAD

Vehicle Suspension Kit having Multi-purpose Shock Absorber and Related

COMBINATION TUBULAR HANDLER AND POWER SWIVEL UNIT

SYSTEM AND METHOD FOR MONITORING ONE OR MORE PARAMETERS OF A TOP DR...

COMBINATION TUBULAR HANDLER AND POWER SWIVEL UNIT

COMBINATION TUBULAR HANDLER AND POWER SWIVEL UNIT

Hydraulic pump with control system

Top drive system

Relief valve