Inventor
HIRATA NORIKO
JP20 patents
Patents
20 patentsUS10428717B2Oct 1, 2019
Method for diagnosing degradation in catalyst
NGK INSULATORS LTD12 citations83
US10196958B2Feb 5, 2019
Catalyst deterioration diagnosis method
NGK INSULATORS LTD11 citations83
US10125657B2Nov 13, 2018
Method for diagnosing degradation of catalyst and catalyst degradation diagnosis system
NGK INSULATORS LTD11 citations83
US10125656B2Nov 13, 2018
Method for diagnosing degradation of catalyst and catalyst degradation diagnosis system
NGK INSULATORS LTD11 citations83
US9939348B2Apr 10, 2018
Catalyst deterioration diagnosis method
NGK INSULATORS LTD11 citations83
US9891139B2Feb 13, 2018
Catalyst deterioration diagnosis system and catalyst deterioration diagnosis method
NGK INSULATORS LTD11 citations83
US10876993B2Dec 29, 2020
Ammonia gas sensor and method for measuring concentration of ammonia gas
NGK INSULATORS LTD0 citations41
US10845327B2Nov 24, 2020
Gas sensor
NGK INSULATORS LTD0 citations41
US10816501B2Oct 27, 2020
Gas sensor and method for manufacturing gas sensor
NGK INSULATORS LTD0 citations41
US10816500B2Oct 27, 2020
Gas sensor, method for producing conductive paste, and method for manufacturing gas sensor
NGK INSULATORS LTD0 citations41
US10605763B2Mar 31, 2020
Method of reducing output degradation of gas sensor
NGK INSULATORS LTD0 citations41
US10520466B2Dec 31, 2019
Gas sensor
NGK INSULATORS LTD0 citations41
US10514355B2Dec 24, 2019
Gas sensor
NGK INSULATORS LTD0 citations41
US10429338B2Oct 1, 2019
Gas sensor and gas concentration measuring method using the same
NGK INSULATORS LTD0 citations41
US10416111B2Sep 17, 2019
Gas sensor
NGK INSULATORS LTD0 citations41
US10241074B2Mar 26, 2019
Gas sensor
NGK INSULATORS LTD0 citations41
US10168295B2Jan 1, 2019
Gas sensor, method of producing conductive paste, and method of manufacturing gas sensor
NGK INSULATORS LTD0 citations41
US10101294B2Oct 16, 2018
Method of recovering process for gas sensor
NGK INSULATORS LTD0 citations41
US9678035B2Jun 13, 2017
Hydrocarbon gas sensor
NGK INSULATORS LTD0 citations38
US9562876B2Feb 7, 2017
Hydrocarbon gas sensor
NGK INSULATORS LTD0 citations36