Inventor · disambiguated record

Ricky L. Draehn

Also filed as: DRAEHN RICKY L

1 granted patent·46 citations·filing 1989–1989

47Inventor score

Technology areasE21B

Files withHALLIBURTON LOGGING SERVICES1

Top patents by PatentIndex Score

1 record

0170US5010333AAdvanced digital telemetry system for monocable transmission featuring multilevel correlative coding and adaptive transversal filter equalizerHALLIBURTON LOGGING SERVICES·Filed 1989·Granted Apr 23, 1991·46 cites·24 claims

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