Inventor
TAKAOKA KAZUYA
JP28 patents
⚠️ This page may combine multiple inventors who share the name “TAKAOKA KAZUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
19 patentsUS10232296B2Mar 19, 2019
Abnormality diagnosis apparatus for particulate filter
TOYOTA MOTOR CO LTD14 citations86
US10458306B2Oct 29, 2019
Abnormality diagnosis apparatus for exhaust gas purification system
TOYOTA MOTOR CO LTD12 citations84
US10288592B2May 14, 2019
Function diagnostic system for filter of internal combustion engine
TOYOTA MOTOR CO LTD11 citations84
US10221746B2Mar 5, 2019
Failure diagnosis apparatus for exhaust gas control apparatus
TOYOTA MOTOR CO LTD14 citations84
US9879628B2Jan 30, 2018
Failure diagnosis device of emission control system
TOYOTA MOTOR CO LTD13 citations83
US9677452B2Jun 13, 2017
Abnormality diagnosis device for exhaust gas control apparatus
TOYOTA MOTOR CO LTD11 citations83
US9657627B2May 23, 2017
Abnormality diagnosis apparatus of exhaust gas purification apparatus
TOYOTA MOTOR CO LTD11 citations83
US9599004B2Mar 21, 2017
Abnormality diagnostic device for a particulate filter
TOYOTA MOTOR CO LTD12 citations83
US9657666B2May 23, 2017
Failure diagnosis device of emission control system
TOYOTA MOTOR CO LTD4 citations72
US11060951B2Jul 13, 2021
Fault diagnosis device for fluid feed system and fault diagnosis method for fluid feed system
TOYOTA MOTOR CO LTD1 citations62
US9261001B2Feb 16, 2016
Failure determination system of exhaust gas purification apparatus
TOYOTA MOTOR CO LTD2 citations61
US10519840B2Dec 31, 2019
Abnormality diagnosis system for exhaust gas purification apparatus
TOYOTA MOTOR CO LTD0 citations52
US12480434B2Nov 25, 2025
Control device for internal combustion engine
TOYOTA MOTOR CO LTD0 citations49
US10065140B2Sep 4, 2018
Abnormality diagnosis apparatus for particulate filter
TOYOTA MOTOR CO LTD0 citations42
US10753261B2Aug 25, 2020
Abnormality diagnosis device for reducing agent adding device
TOYOTA MOTOR CO LTD0 citations41
US10480383B2Nov 19, 2019
Abnormality diagnosis apparatus for exhaust gas purification apparatus
TOYOTA MOTOR CO LTD0 citations41
US10287956B2May 14, 2019
Failure diagnosis apparatus for an exhaust gas purification system
TOYOTA MOTOR CO LTD0 citations41
US10125655B2Nov 13, 2018
Filter abnormality determination system
TOYOTA MOTOR CO LTD0 citations41
US9617938B2Apr 11, 2017
Abnormality diagnosis apparatus of exhaust gas purification apparatus
TOYOTA MOTOR CO LTD0 citations41
SHIBATA DAISUKE
4 patentsUS9382830B2Jul 5, 2016
Exhaust gas purification apparatus for an internal combustion engine
SHIBATA DAISUKE2 citations62
US8943814B2Feb 3, 2015
Warm-up system for exhaust system of internal combustion engine
SHIBATA DAISUKE1 citations52
US8656700B2Feb 25, 2014
Filter failure detection apparatus of an internal combustion engine
SHIBATA DAISUKE1 citations52
US9056278B2Jun 16, 2015
Exhaust gas purification apparatus for an internal combustion engine
SHIBATA DAISUKE0 citations41
TAKAOKA KAZUYA
3 patentsUS8845783B2Sep 30, 2014
Failure detection apparatus and failure detection method for a particulate filter
TAKAOKA KAZUYA2 citations60
US9550149B2Jan 24, 2017
Exhaust gas purification apparatus for internal combustion engine
TAKAOKA KAZUYA1 citations50
US8870987B2Oct 28, 2014
Failure detecting apparatus for particulate filter
TAKAOKA KAZUYA1 citations50