Inventor
OBA TAKEHIRO
JP33 patents
Patents
33 patentsUS7758736B2Jul 20, 2010
Gas sensor
NGK SPARK PLUG CO11 citations82
US10876995B2Dec 29, 2020
Manufacturing method of gas sensor
NGK SPARK PLUG CO2 citations72
US10393715B2Aug 27, 2019
Gas sensor having a tubular body tightly fitted to a tapered portion of a metallic shell
NGK SPARK PLUG CO2 citations72
US10989686B2Apr 27, 2021
Gas sensor
NGK SPARK PLUG CO2 citations71
US10890551B2Jan 12, 2021
Gas sensor and method for manufacturing the same
NGK SPARK PLUG CO2 citations71
US10761048B2Sep 1, 2020
Metal terminal for gas sensor, gas sensor and method for manufacturing gas sensor
NGK SPARK PLUG CO2 citations71
US10585061B2Mar 10, 2020
Gas sensor and method for manufacturing the same
NGK SPARK PLUG CO2 citations71
US10520463B2Dec 31, 2019
Gas sensor
NGK SPARK PLUG CO2 citations71
US10067106B2Sep 4, 2018
Sensor
NGK SPARK PLUG CO3 citations71
US10031047B2Jul 24, 2018
Gas sensor
NGK SPARK PLUG CO2 citations71
US11467121B2Oct 11, 2022
Manufacturing method of gas sensor
NGK SPARK PLUG CO0 citations62
US9482637B2Nov 1, 2016
Sensor
NGK SPARK PLUG CO2 citations62
USRE49874EMar 19, 2024
Gas sensor and method for manufacturing the same
NGK SPARK PLUG CO0 citations60
US10203301B2Feb 12, 2019
Gas sensor
NGK SPARK PLUG CO1 citations60
US12306131B2May 20, 2025
Gas sensor
NGK SPARK PLUG CO0 citations59
US9541533B2Jan 10, 2017
Gas sensor
NGK SPARK PLUG CO0 citations51
US11821865B2Nov 21, 2023
Gas sensor
NGK SPARK PLUG CO0 citations49
US11609215B2Mar 21, 2023
Gas sensor
NGK SPARK PLUG CO0 citations49
US10908116B2Feb 2, 2021
Gas sensor
NGK SPARK PLUG CO0 citations48
US12320776B2Jun 3, 2025
Gas sensor
NGK SPARK PLUG CO0 citations47
US12247944B2Mar 11, 2025
Gas sensor and protection member for gas sensor
NGK SPARK PLUG CO0 citations47
US9431731B2Aug 30, 2016
Sensor and terminal member
NGK SPARK PLUG CO1 citations46
US11768168B2Sep 26, 2023
Sensor and method for manufacturing same
NGK SPARK PLUG CO0 citations45
US11313825B2Apr 26, 2022
Gas sensor and method of manufacturing the same
NGK SPARK PLUG CO0 citations45
US9645110B2May 9, 2017
Gas sensor
NGK SPARK PLUG CO0 citations42
US9976934B2May 22, 2018
Sensor
NGK SPARK PLUG CO0 citations41
US9506899B2Nov 29, 2016
Gas sensor
NGK SPARK PLUG CO0 citations41
US10598628B2Mar 24, 2020
Gas sensor and method of manufacturing the same
NGK SPARK PLUG CO0 citations40
US9857343B2Jan 2, 2018
Gas sensor with a ribbed protective cover
NGK SPARK PLUG CO0 citations40
US9970910B2May 15, 2018
Gas sensor and method of manufacturing gas sensor
NGK SPARK PLUG CO0 citations39
US9957873B2May 1, 2018
Sensor
NGK SPARK PLUG CO0 citations39
US10775342B2Sep 15, 2020
Gas sensor
NGK SPARK PLUG CO0 citations38
US10371680B2Aug 6, 2019
Sensor
NGK SPARK PLUG CO0 citations37