Inventor · disambiguated record

Chris Sanfelice

Also filed as: SANFELICE CHRIS

2 granted patents·105 citations·filing 2001–2002

70Inventor score

Technology areasE21B

Files withPERFORMANCE RES & DRILLING LLC2

Top patents by PatentIndex Score

2 records

0181US6964303B2Horizontal directional drilling in wellsPERFORMANCE RES & DRILLING LLC·Filed 2002·Granted Nov 15, 2005·56 cites·33 claims
0278US6578636B2Horizontal directional drilling in wellsPERFORMANCE RES & DRILLING LLC·Filed 2001·Granted Jun 17, 2003·49 cites·39 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →