Inventor · disambiguated record
Steven L. Renfro
Also filed as: RENFRO STEVEN L
6 granted patents·157 citations·filing 1993–2002
86Inventor score
Top patents by PatentIndex Score
6 records- 0174US5392684AExplosive thrust-producing couplingENSIGN BICKFORD CO·Filed 1993·Granted Feb 28, 1995·35 cites·10 claims
- 0273US6619176B2Thinned-skirt shaped-charge linerHALLIBURTON ENERGY SERV INC·Filed 2002·Granted Sep 16, 2003·26 cites·11 claims
- 0369US5331894AExplosive release couplingENSIGN BICKFORD CO·Filed 1993·Granted Jul 26, 1994·32 cites·6 claims
- 0461US5509356ALiner and improved shaped charge especially for use in a well pipe perforating gunENSIGN BICKFORD CO·Filed 1995·Granted Apr 23, 1996·25 cites·15 claims
- 0552US5477785AWell pipe perforating gunENSIGN BICKFORD CO·Filed 1995·Granted Dec 26, 1995·33 cites·7 claims
- 0643US5708228AMethod and apparatus for transfer of initiation signalsENSIGN BICKFORD CO·Filed 1996·Granted Jan 13, 1998·6 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →