Assignee
ELECTROMAGNETIC INSTR INC
US·3 granted patents·199 citations·filing 1991–2000
Top patents by PatentIndex Score
3 records- 0194US6294917B1Electromagnetic induction method and apparatus for the measurement of the electrical resistivity of geologic formations surrounding boreholes cased with a conductive linerELECTROMAGNETIC INSTR INC·Filed 1999·Granted Sep 25, 2001·153 cites·33 claims
- 0262US6577284B1Component field antenna for induction borehole loggingELECTROMAGNETIC INSTR INC·Filed 2000·Granted Jun 10, 2003·15 cites·27 claims
- 0361US5130655AMultiple-coil magnetic field sensor with series-connected main coils and parallel-connected feedback coilsELECTROMAGNETIC INSTR INC·Filed 1991·Granted Jul 14, 1992·31 cites·4 claims
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