Assignee
NAT RES INST FOR EARTH SCIENCE
JP·2 granted patents·9 citations·filing 2001–2003
Top patents by PatentIndex Score
2 records- 0148US6507201B2System for measuring amount of specific substance mixed in material under measurement and electrode rod for measurementNAT RES INST FOR EARTH SCIENCE·Filed 2001·Granted Jan 14, 2003·3 cites·9 claims
- 0242US6885945B2Method for estimating origin time, hypocentral distance, and scale based on electric field observation, and apparatus for predictionNAT RES INST FOR EARTH SCIENCE·Filed 2003·Granted Apr 26, 2005·6 cites·6 claims
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