Assignee
SCLUMBERGER TECHNOLOGY CORP
US·4 granted patents·354 citations·filing 1997–2009
Top patents by PatentIndex Score
4 records- 0189US7775779B2Pump apparatus, systems and methodsSCLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Aug 17, 2010·20 cites·4 claims
- 0289US6446727B1Process for hydraulically fracturing oil and gas wellsSCLUMBERGER TECHNOLOGY CORP·Filed 1999·Granted Sep 10, 2002·218 cites·9 claims
- 0382US5816343APhased perforating gunsSCLUMBERGER TECHNOLOGY CORP·Filed 1997·Granted Oct 6, 1998·108 cites·18 claims
- 0464US8347967B2Subsea tree safety control systemSCLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Jan 8, 2013·8 cites·20 claims
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