Inventor · disambiguated record
Sergio Kostek
Also filed as: KOSTEK SERGIO
8 granted patents·537 citations·filing 1991–1995
91Inventor score
Files withSCHLUMBERGER TECHNOLOGY CORP8
Top patents by PatentIndex Score
8 records- 0192US5852587AMethod of and apparatus for sonic logging while drilling a borehole traversing an earth formationSCHLUMBERGER TECHNOLOGY CORP·Filed 1992·Granted Dec 22, 1998·117 cites·67 claims
- 0292US5398215AIdentification of stress induced anisotropy in formationsSCHLUMBERGER TECHNOLOGY CORP·Filed 1994·Granted Mar 14, 1995·100 cites·26 claims
- 0391US5521882AMeasurement of formation characteristics using acoustic borehole tool having sources of different frequenciesSCHLUMBERGER TECHNOLOGY CORP·Filed 1994·Granted May 28, 1996·100 cites·20 claims
- 0489US5796677AMethod of sonic logging while drilling a borehole traversing an earth formationSCHLUMBERGER TECHNOLOGY CORP·Filed 1994·Granted Aug 18, 1998·85 cites·14 claims
- 0585US5475650AMeasurement of nonlinear properties of formation using sonic borehole tool while changing pressure in boreholeSCHLUMBERGER TECHNOLOGY CORP·Filed 1994·Granted Dec 12, 1995·70 cites·46 claims
- 0656US5309404AReceiver apparatus for use in logging while drillingSCHLUMBERGER TECHNOLOGY CORP·Filed 1991·Granted May 3, 1994·26 cites·20 claims
- 0751US5646379AAttentuator for borehole acoustic wavesSCHLUMBERGER TECHNOLOGY CORP·Filed 1995·Granted Jul 8, 1997·18 cites·20 claims
- 0849US5485431AMeasurement of nonlinear formation parameters using sonic borehole toolSCHLUMBERGER TECHNOLOGY CORP·Filed 1993·Granted Jan 16, 1996·21 cites·24 claims
Join the waitlist — get patent alerts
Get an alert when Sergio Kostek files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →