Inventor
MATSUOKA TOSHIYA
JP19 patents
⚠️ This page may combine multiple inventors who share the name “MATSUOKA TOSHIYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK SPARK PLUG CO
17 patentsUS6120677ASep 19, 2000
Temperature control for all range oxygen sensor
NGK SPARK PLUG CO47 citations92
US6099717AAug 8, 2000
Method of and apparatus for detecting a deteriorated condition of a wide range air-fuel ratio sensor
NGK SPARK PLUG CO28 citations92
US9476807B2Oct 25, 2016
Microparticle sensor
NGK SPARK PLUG CO8 citations83
US10094756B2Oct 9, 2018
Particulate measurement system
NGK SPARK PLUG CO3 citations73
US5976350ANov 2, 1999
Method of and apparatus for detecting an activated condition of a wide range air-fuel ratio sensor
NGK SPARK PLUG CO12 citations73
US10330579B2Jun 25, 2019
Particulate measurement system
NGK SPARK PLUG CO5 citations72
US10006883B2Jun 26, 2018
Particulate sensor
NGK SPARK PLUG CO2 citations72
US9915587B2Mar 13, 2018
Particulate sensor
NGK SPARK PLUG CO2 citations72
US9581069B2Feb 28, 2017
Microparticle detection system
NGK SPARK PLUG CO6 citations72
US6714876B2Mar 30, 2004
Control system
NGK SPARK PLUG CO7 citations72
US9322680B2Apr 26, 2016
Gas sensor
NGK SPARK PLUG CO4 citations71
US9395273B2Jul 19, 2016
Microparticle detection system
NGK SPARK PLUG CO2 citations62
US10209173B2Feb 19, 2019
Particulate sensor
NGK SPARK PLUG CO1 citations61
US7266459B2Sep 4, 2007
Gas detector and automobile ventilation system
NGK SPARK PLUG CO2 citations61
US6859737B2Feb 22, 2005
Gas detection apparatus and automatic ventilation system for vehicle
NGK SPARK PLUG CO3 citations61
US10067047B2Sep 4, 2018
Particle detection system
NGK SPARK PLUG CO0 citations51
US10724991B2Jul 28, 2020
Particulate sensor
NGK SPARK PLUG CO0 citations41