Assignee
RADIC CO LTD
JP·3 granted patents·51 citations·filing 1987–2001
Top patents by PatentIndex Score
3 records- 0165US4800385AWell data transmission system using a magnetic drill string for transmitting data as a magnetic flux signalRADIC CO LTD·Filed 1987·Granted Jan 24, 1989·42 cites·8 claims
- 0233US6498478B2Azimuth measuring method, azimuth measuring apparatus, position measuring method, and position measuring apparatusRADIC CO LTD·Filed 2001·Granted Dec 24, 2002·0 cites·19 claims
- 0328US5565860AUnderground information collecting apparatus having a noise cancel functionRADIC CO LTD·Filed 1995·Granted Oct 15, 1996·9 cites·3 claims
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