P

Inventor

IDE KOJI

JP23 patents
⚠️ This page may combine multiple inventors who share the name “IDE KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

17 patents
US7117665B2Oct 10, 2006

Catalyst degradation determining method

TOYOTA MOTOR CO LTD13 citations92
US6915628B2Jul 12, 2005

Catalyst degradation determining method

TOYOTA MOTOR CO LTD29 citations92
US9903292B2Feb 27, 2018

Abnormality diagnosis system of air-fuel ratio sensor

TOYOTA MOTOR CO LTD11 citations84
US7032374B2Apr 25, 2006

Exhaust purification apparatus for internal combustion engine

TOYOTA MOTOR CO LTD19 citations84
US6988359B2Jan 24, 2006

Exhaust gas control apparatus and exhaust gas purification method for internal combustion engine

TOYOTA MOTOR CO LTD14 citations84
US10184913B2Jan 22, 2019

Abnormality diagnosis system of a gas sensor

TOYOTA MOTOR CO LTD11 citations83
US7165389B2Jan 23, 2007

Catalyst degradation determining method

TOYOTA MOTOR CO LTD7 citations73
US10006394B2Jun 26, 2018

Method of detecting abnormality of air-fuel ratio sensor

TOYOTA MOTOR CO LTD2 citations72
US9982614B2May 29, 2018

Control device for internal combustion engine

TOYOTA MOTOR CO LTD4 citations72
US12482241B2Nov 25, 2025

Machine learning device and recording medium

TOYOTA MOTOR CO LTD0 citations52
US12475782B2Nov 18, 2025

Control device, recording medium, and data generation method

TOYOTA MOTOR CO LTD0 citations52
US9803577B2Oct 31, 2017

Method and apparatus for controlling internal combustion engine

TOYOTA MOTOR CO LTD1 citations52
US10753297B2Aug 25, 2020

Control device of exhaust sensor

TOYOTA MOTOR CO LTD0 citations41
US10288001B2May 14, 2019

Control system of internal combustion engine

TOYOTA MOTOR CO LTD0 citations41
US10254241B2Apr 9, 2019

Multiple gas detection device

TOYOTA MOTOR CO LTD0 citations41
US10180098B2Jan 15, 2019

Control device of exhaust sensor

TOYOTA MOTOR CO LTD0 citations41
US9932879B2Apr 3, 2018

Controller for internal combustion engine

TOYOTA MOTOR CO LTD0 citations41

(unassigned)

1 patent

IDE KOJI

1 patent

OKAZAKI SHUNTARO

1 patent

FUJIWARA TAKAHIKO

1 patent

MITSUMI ELECTRIC CO LTD

1 patent

KAMOTO AKIRA

1 patent