Inventor · disambiguated record
Nam V. Le
Also filed as: LE NAM V · LE NAM VAN
4 granted patents·251 citations·filing 1988–1997
82Inventor score
Technology areasE21B
Top patents by PatentIndex Score
4 records- 0184US5564502AWell completion system with flapper control valveHALLIBURTON CO·Filed 1995·Granted Oct 15, 1996·98 cites·12 claims
- 0273US5159981AFlapper valveOTIS ENG CO·Filed 1991·Granted Nov 3, 1992·64 cites·2 claims
- 0365US6003605ABalanced line tubing retrievable safety valveHALLIBURTON ENERY SERVICES INC·Filed 1997·Granted Dec 21, 1999·57 cites·27 claims
- 0460US4890674AFlapper valve protectionOTIS ENG CO·Filed 1988·Granted Jan 2, 1990·32 cites·12 claims
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