Assignee
SCHLUMBERGERSEMA INC
US·3 granted patents·1 pending application·105 citations·filing 1997–2002
Top patents by PatentIndex Score
4 records- 0185US6617978B2Electricity meterSCHLUMBERGERSEMA INC·Filed 2001·Granted Sep 9, 2003·55 cites·33 claims
- 0253US6741638B2Bandpass processing of a spread spectrum signalSCHLUMBERGERSEMA INC·Filed 1997·Granted May 25, 2004·19 cites·15 claims
- 0352US6677862B1Transmitter tolerant to crystal variationsSCHLUMBERGERSEMA INC·Filed 1999·Granted Jan 13, 2004·31 cites·20 claims
- 0436US2004004555A1Field selectable communication networkSCHLUMBERGERSEMA INC·Filed 2002·Application pending·0 cites
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