SCHLUMBERGER RESOURCE MANAGEMENT SERVICES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 2157
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361
 
  
 
H01Q AERIALS 1109
 
  
 
H04K SECRET COMMUNICATION; JAMMING OF COMMUNICATION157
 
  
 
H04M TELEPHONIC COMMUNICATION 1162
 
  
 
H04Q SELECTING 1109

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6628114 High linearity, low offset interface for hall effect devicesSep 06, 02Sep 30, 03[H01L, G01R]
6373442 Antenna for a parking meterAug 20, 99Apr 16, 02[H01Q]
5953368 Wireless alarm systemMay 20, 97Sep 14, 99[H04K]
5638867 Fluidic oscillator having a wide range of flow rates, and a fluid meter including such an oscillatorJan 11, 96Jun 17, 97[G01F]
5604788 Wireless messaging system with electronic mail replicationMar 16, 95Feb 18, 97[H04M, H04Q]
5196783 Vent for electricity metering deviceMay 31, 91Mar 23, 93[G01R]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7219069 System and method for creating dynamic facility models with data normalization as attributes change over timeExpiredMay 04, 01May 15, 07[G05B]
6559945 Method for measuring spectral absorption in a body and device thereforExpiredJan 27, 01May 06, 03[G01N]
2003/0004,739 Method and apparatus using e-commerce and a third party facilitator to facilitate the transfer of utility assetsAbandonedJun 29, 01Jan 02, 03[G06F]
5717718 Multipoint to point radiocommunications networkExpiredJun 16, 94Feb 10, 98[H04K]
5637805 Integrated rotary gas meter head with unitary mounting bracketExpiredMay 05, 95Jun 10, 97[G01F]
5382951 Initialization method and a system for transmitting messages between a control terminal and controlled terminalsExpiredJun 15, 92Jan 17, 95[H04Q]
5363704 Fluidic oscillator and a flow meter including such an oscillatorExpiredJul 14, 92Nov 15, 94[F15C, G01F]
5044208 Double-pigtail-shaped, Coriolis-type mass flow rate meterExpiredMar 18, 87Sep 03, 91[G01F]
4926131 Triangle waveform generator for pulse-width amplitude multiplierExpiredJun 25, 87May 15, 90[H03K, H03B]
4871886 Electronic key and receptacle thereforExpiredJun 15, 87Oct 03, 89[H01R]
4864868 Vortex flowmeter transducerExpiredDec 04, 87Sep 12, 89[G01F]
4852410 Omega-shaped, coriolis-type mass flow rate meterExpiredOct 03, 86Aug 01, 89[G01F]
D294565 Voltage transformerExpiredNov 10, 86Mar 08, 88[]
D289033 Voltage transformerExpiredMar 30, 84Mar 31, 87[]
4638314 Meter transponder hybridExpiredJan 12, 84Jan 20, 87[G08C]
4584527 AC electric energy meter having shielded radiation responsive data interfaceExpiredMar 25, 83Apr 22, 86[G08C, H04B, G01R]
4556844 Apparatus for mounting an electrical sensing device or encoder on a data output indicator or meterExpiredNov 02, 83Dec 03, 85[G01R]
4516213 Multiple rate metering systemExpiredFeb 01, 82May 07, 85[G01R]
4465970 Method and apparatus for multiple rate metering of electrical energyExpiredFeb 10, 84Aug 14, 84[G06F, G01R]
4463354 Apparatus for communicating utility usage related information from a utility usage location to a portable utility usage registering deviceExpiredDec 09, 81Jul 31, 84[G08C, G01D]

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