SCHLUMBERGER INDUSTRIES, S.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 1049
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 5154
 
  
 
B67D DISPENSING, DELIVERING, OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR 240
 
  
 
G07F COIN- FREED OR LIKE APPARATUS 256
 
  
 
B01D SEPARATION 1133
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
B65B MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING 163
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS173
 
  
 
F15C FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES 111

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6408866 Fluidic oscillator, part designed to be incorporated in a fluidic oscillator and method for making such a fluidic oscillatorFeb 26, 01Jun 25, 02[G01F]
6343518 Liquid meter with improved pivotingJun 04, 99Feb 05, 02[G01F]
6079281 Single-jet liquid meter with improved driving torqueJan 23, 98Jun 27, 00[G01F]
6047745 Process for the recovery of steam emitted in a liquid distribution plantFeb 03, 98Apr 11, 00[B67D]
5991404 System for diversifying information in a network for distributing goods or servicesJul 15, 97Nov 23, 99[H04K]
D415973 Gas meterNov 18, 98Nov 02, 99[1004]
5973941 Electricity meter with a switching mode transformer power supply circuitJun 24, 98Oct 26, 99[H02M]
5965825 Pulse encoder for a liquid dispensing deviceDec 10, 97Oct 12, 99[G01P, G01B, G01D, G01F]
5944846 Method and apparatus for selectively testing identical pins of a plurality of electronic componentsSep 30, 97Aug 31, 99[G01R]
5902382 Degassing system for a hydrocarbon dispenserOct 14, 97May 11, 99[B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6696843 Device and method for ultrasonic measurement of a fluid flow rate comprising a sigma-delta band pass analog-to-digital converterExpiredAug 20, 01Feb 24, 04[G01R]
6591229 Metrology device with programmable smart cardExpiredOct 09, 98Jul 08, 03[G07F]
6581475 Fluid meter with improved compactnessExpiredAug 30, 00Jun 24, 03[G01F]
6526838 Ultrasonic fluid meter with improved resistance to parasitic ultrasound wavesExpiredApr 27, 99Mar 04, 03[G01F]
6321790 Fluid oscillator with an extended slotExpiredJun 07, 00Nov 27, 01[G01F]
6226598 Method of measuring the propagation time of a sound signal in a fluid by means of a zero-crossing of said sound signalExpiredDec 04, 98May 01, 01[G01F]
6173617 Cell for converting differential pressure into an electric signalExpiredMar 29, 99Jan 16, 01[G01F]
6131470 Fluidic meter of reduced sizeExpiredMay 13, 98Oct 17, 00[G01F]
6129105 Interrupter having an anti-fire valve member for a gas meter, and a gas meter fitted with such an interrupterExpiredDec 26, 97Oct 10, 00[F16K]
6112601 Method and apparatus for measuring the flow rate of a flowing fluidExpiredDec 18, 98Sep 05, 00[G01F]
6054930 Meter tamper detection device capable of counting multiple openingsExpiredMar 23, 99Apr 25, 00[G08B]
6049900 Automatic parallel electronic component testing method and equipmentExpiredSep 30, 97Apr 11, 00[G01R]
6011755 Electronic time switchesExpiredSep 06, 96Jan 04, 00[G04B]
6003383 Vortex fluid meter incorporating a double obstacleExpiredSep 19, 96Dec 21, 99[G01F]
6003385 Ultrasound apparatus for measuring the flow speed of a fluidExpiredMay 19, 97Dec 21, 99[G01F]
6006346 Method and equipment for automatically testing electronic componentsExpiredMay 14, 97Dec 21, 99[G01R]
5996099 Method and apparatus for automatically testing electronic components in parallel utilizing different timing signals for each electronic componentExpiredSep 30, 97Nov 30, 99[G01R]
5983943 Fluidic oscillator comprising an obstacle with an improved profileExpiredSep 11, 98Nov 16, 99[G01F]
5978746 Method and apparatus for determining a physical parameter represented by variation in time of a physical magnitudeExpiredJan 23, 95Nov 02, 99[G05B]
5969263 Ultrasonic fluid counter for attenuating parasitic ultrasonic wavesExpiredJan 23, 98Oct 19, 99[G01F]

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