Inventor · disambiguated record

J. Allan Clark

Also filed as: CLARK J ALLAN

2 granted patents·138 citations·filing 1991–1996

69Inventor score

Technology areasE21B

Files withHALLIBURTON CO1 HALLIBURTON ENERGY SERV INC1

Top patents by PatentIndex Score

2 records

0178US6236620B1Integrated well drilling and evaluationHALLIBURTON ENERGY SERV INC·Filed 1996·Granted May 22, 2001·85 cites·54 claims
0268US5152340AHydraulic set packer and testing apparatusHALLIBURTON CO·Filed 1991·Granted Oct 6, 1992·53 cites·6 claims

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