Sensor Highway Limited

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 1878
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 573
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 575
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS396
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 356
 
  
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES178
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 1104
 
  
 
G01K MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR 145
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7469745 Apparatus and method to mechanically orient perforating systems in a wellJan 30, 02Dec 30, 08[E21B]
7387160 Use of sensors with well test equipmentFeb 17, 04Jun 17, 08[E21B]
7292345 Fibre-optic interferometric remote sensorMay 13, 03Nov 06, 07[G01B]
7254289 System and method to minimize modulation instabilityDec 11, 03Aug 07, 07[G02B]
7251038 Light source stabilisationMay 13, 03Jul 31, 07[G01B]
7248984 Sensor response with compensation for sensor type and measuring equipment typeMay 13, 03Jul 24, 07[G01C]
7140435 Optical fiber conveyance, telemetry, and/or actuationAug 29, 03Nov 28, 06[E21B]
7090008 System to connect conduit sections in a subterranean wellMay 29, 03Aug 15, 06[E21B]
6920395 Method and apparatus for determining flow ratesJul 17, 03Jul 19, 05[G01F]
6913083 Method and apparatus to monitor, control and log subsea oil and gas wellsAug 01, 03Jul 05, 05[E21B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7548319 Interferometric method and apparatus for measuring physical parametersExpiredJan 20, 04Jun 16, 09[G01B]
2007/0044,672 Methods and systems to activate downhole tools with lightAbandonedAug 29, 03Mar 01, 07[F42C]
2006/0153,487 System and method for packaging a fibre optic sensorAbandonedMay 13, 03Jul 13, 06[G02B]
7021388 Fibre optic well control systemExpiredSep 24, 03Apr 04, 06[E21B]
7000696 Method and apparatus for determining the temperature of subterranean wells using fiber optic cableExpiredMar 21, 03Feb 21, 06[E21B]
6997256 Use of fiber optics in deviated flowsExpiredDec 17, 02Feb 14, 06[E21B]
6977367 Providing a light cell in a wellboreExpiredJul 02, 04Dec 20, 05[G01J, E21B, G01V]
6943340 Method and apparatus of providing an optical fiber along a power supply lineExpiredJul 02, 04Sep 13, 05[G01J, E21B]
2004/0154,380 Method and apparatus for leak detection and locationAbandonedApr 08, 04Aug 12, 04[G01M]
6750440 Opto-electrical actuation system and methodExpiredJul 22, 02Jun 15, 04[G06M]
2004/0011,950 Parameter sensing apparatus and method for subterranean wellsAbandonedMay 20, 03Jan 22, 04[G01V]

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