Assignee
OYA SEIJI
JP·3 granted patents·2 citations·filing 2006–2011
Top patents by PatentIndex Score
3 records- 0169US8747634B2Gas-sensorOYA SEIJI·Filed 2011·Granted Jun 10, 2014·2 cites·3 claims
- 0246US8187436B2Sensor deterioration judging apparatus and sensor deterioration judging methodOYA SEIJI·Filed 2006·Granted May 29, 2012·0 cites·4 claims
- 0339US8097139B2Sensor element, gas sensor, and method of manufacturing the sensor elementOYA SEIJI·Filed 2007·Granted Jan 17, 2012·0 cites·20 claims
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