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William C. Maurer
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Harris County, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pneumatic drill
Patent number
7,798,751
Issue date
Sep 21, 2010
Lockheed Martin Corporation
Gus E. Krause
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Pneumatic drill
Patent number
7,303,363
Issue date
Dec 4, 2007
Lockheed Martin Corporation
Gus E. Krause
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Multi-gradient drilling method and system
Patent number
6,530,437
Issue date
Mar 11, 2003
Maurer Technology Incorporated
William C. Maurer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Deviated wellbore drilling system and apparatus
Patent number
5,022,471
Issue date
Jun 11, 1991
Maurer Engineering, Inc.
William C. Maurer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Controlled directional drilling system and method
Patent number
4,991,668
Issue date
Feb 12, 1991
Maurer Engineering, Inc.
William A. Rehm
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth drilling apparatus with control valve
Patent number
4,936,397
Issue date
Jun 26, 1990
Slimdril International, Inc.
William J. McDonald
E21 - EARTH DRILLING MINING
Information
Patent Grant
Air motor operated rotary earth drilling tool
Patent number
4,880,065
Issue date
Nov 14, 1989
Gas Research Institute
William J. McDonald
E21 - EARTH DRILLING MINING
Information
Patent Grant
Guided earth boring tool
Patent number
4,858,704
Issue date
Aug 22, 1989
Gas Research Institute
William J. McDonald
E21 - EARTH DRILLING MINING
Information
Patent Grant
Deviated wellbore drilling system and apparatus
Patent number
4,828,053
Issue date
May 9, 1989
Maurer Engineering, Inc.
William C. Maurer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Orienting and circulating sub
Patent number
4,789,032
Issue date
Dec 6, 1988
William A. Rehm
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole motor and bearing assembly
Patent number
4,729,675
Issue date
Mar 8, 1988
Magna Tools, Inc.
Kurt Trzeciak
E21 - EARTH DRILLING MINING
Information
Patent Grant
Guided earth boring tool
Patent number
4,694,913
Issue date
Sep 22, 1987
Gas Research Institute
William J. McDonald
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pressure balanced bearing assembly for downhole motors
Patent number
4,665,997
Issue date
May 19, 1987
Maurer Engineering Inc.
William C. Maurer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Steering system for percussion boring tools
Patent number
4,632,191
Issue date
Dec 30, 1986
Gas Research Institute
William J. McDonald
E21 - EARTH DRILLING MINING
Information
Patent Grant
Percussion boring tool
Patent number
4,621,698
Issue date
Nov 11, 1986
Gas Research Institute
Gerard T. Pittard
E21 - EARTH DRILLING MINING
Information
Patent Grant
Insulated drill collar gap sub assembly for a toroidal coupled tele...
Patent number
4,496,174
Issue date
Jan 29, 1985
Tele-Drill, Inc.
William J. McDonald
E21 - EARTH DRILLING MINING
Information
Patent Grant
Down hole drilling motor with pressure balanced bearing seals
Patent number
4,225,000
Issue date
Sep 30, 1980
Maurer Engineering Inc.
William C. Maurer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Well drilling tool with lubricant level indicator
Patent number
4,114,702
Issue date
Sep 19, 1978
Maurer Engineering Inc.
William C. Maurer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Down hole well drilling tool with reversible thrust bearings
Patent number
4,114,704
Issue date
Sep 19, 1978
Maurer Engineering Inc.
William Casper Maurer
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Pneumatic drill
Publication number
20080075544
Publication date
Mar 27, 2008
Lockheed Martin Corporation
Gus E. Krause
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Turbine generator system and method
Publication number
20050139393
Publication date
Jun 30, 2005
NOBLE DRILLING CORPORATION
William C. Maurer
E21 - EARTH DRILLING MINING
Information
Patent Application
Expandable screen utilizing near neutrally-buoyant particles outsid...
Publication number
20050139394
Publication date
Jun 30, 2005
Noble Drilling Services Inc.
William C. Maurer
E21 - EARTH DRILLING MINING
Information
Patent Application
Multiple expansion sand screen system and method
Publication number
20050139359
Publication date
Jun 30, 2005
Noble Drilling Services Inc.
William C. Maurer
E21 - EARTH DRILLING MINING
Information
Patent Application
Pneumatic drill
Publication number
20050053435
Publication date
Mar 10, 2005
Gus E. Krause
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Multi-gradient drilling method and system
Publication number
20020011338
Publication date
Jan 31, 2002
William C. Maurer
E21 - EARTH DRILLING MINING