|
Total properties:
15
|
|
|
|
Patent #:
|
|
Issue Dt:
|
06/14/1994
|
Application #:
|
07925100
|
Filing Dt:
|
08/06/1992
|
|
Title:
|
STEERING SUB FOR FLEXIBLE DRILLING
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
11/29/1994
|
Application #:
|
08145579
|
Filing Dt:
|
11/04/1993
|
|
Title:
|
APPARATUS FOR ARCUATE DRILLING
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
03/14/1995
|
Application #:
|
08217352
|
Filing Dt:
|
03/24/1994
|
|
Title:
|
STEERING SUB FOR FLEXIBLE DRILLING
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
12/31/1996
|
Application #:
|
08433544
|
Filing Dt:
|
04/20/1995
|
|
Title:
|
ROTOR-TO-ROTOR COUPLING
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
10/07/1997
|
Application #:
|
08518635
|
Filing Dt:
|
08/24/1995
|
|
Title:
|
OPTICAL FIBER MODULATION AND DEMODULATION SYSTEM
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
09/15/1998
|
Application #:
|
08857415
|
Filing Dt:
|
05/16/1997
|
|
Title:
|
AN OPTICAL FIBER MODULATION AND DEMODULATION SYSTEM
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
11/03/1998
|
Application #:
|
08864011
|
Filing Dt:
|
05/27/1997
|
|
Title:
|
TELEMETRY SYSTEM INVOLVING GIGAHERTZ TRANSMISSION IN A GAS FILLED TUBULAR WAVEGUIDE
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
02/23/1999
|
Application #:
|
08864012
|
Filing Dt:
|
05/27/1997
|
|
Title:
|
AIR AND MUD CONTROL SYSTEM FOR UNDERBALANCED DRILLING
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
09/27/2005
|
Application #:
|
09707354
|
Filing Dt:
|
11/07/2000
|
|
Title:
|
DOWNHOLE MOTOR UNIVERSAL JOINT ASSEMBLY
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
02/21/2012
|
Application #:
|
12288354
|
Filing Dt:
|
10/17/2008
|
|
Publication #:
|
|
Pub Dt:
|
05/07/2009
| | | | |
|
Title:
|
MWD DATA TRANSMISSION
|
|
|
|
|
Patent #:
|
NONE
|
Issue Dt:
|
|
Application #:
|
12439759
|
Filing Dt:
|
08/12/2010
|
|
Publication #:
|
|
Pub Dt:
|
12/30/2010
| | | | |
|
Title:
|
CASING DETECTION
|
|
|
|
|
Patent #:
|
NONE
|
Issue Dt:
|
|
Application #:
|
12439759
|
Filing Dt:
|
08/12/2010
|
|
Publication #:
|
|
Pub Dt:
|
12/30/2010
| | |
PCT #:
|
US0777786
|
|
Title:
|
CASING DETECTION
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
04/08/2014
|
Application #:
|
12682553
|
Filing Dt:
|
10/11/2010
|
|
Publication #:
|
|
Pub Dt:
|
01/20/2011
| | | | |
|
Title:
|
MUD PULSE TELEMETRY SYSTEM
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
02/04/2014
|
Application #:
|
12744893
|
Filing Dt:
|
10/22/2010
|
|
Publication #:
|
|
Pub Dt:
|
02/03/2011
| | | | |
|
Title:
|
MUD PULSER ACTUATION
|
|
|
|
|
Patent #:
|
|
Issue Dt:
|
12/23/2014
|
Application #:
|
12757692
|
Filing Dt:
|
04/09/2010
|
|
Publication #:
|
|
Pub Dt:
|
04/21/2011
| | | | |
|
Title:
|
Drill Motor Enhancement Providing Improved Sealing Performance and Longevity
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|
