P

Inventor

KATO NAOTO

JP72 patents
⚠️ This page may combine multiple inventors who share the name “KATO NAOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

27 patents
US6481201B2Nov 19, 2002

Air-fuel ratio control apparatus of internal combustion engine

TOYOTA MOTOR CO LTD107 citations98
US6502389B2Jan 7, 2003

Air-fuel ratio control system for internal combustion engine and control method therof

TOYOTA MOTOR CO LTD108 citations97
US7484504B2Feb 3, 2009

Air-fuel ratio control system and method for internal combustion engine

TOYOTA MOTOR CO LTD28 citations93
US7198952B2Apr 3, 2007

Catalyst deterioration detecting apparatus and method

TOYOTA MOTOR CO LTD38 citations92
US7162862B2Jan 16, 2007

Air-fuel ratio control apparatus for internal combustion engine

TOYOTA MOTOR CO LTD27 citations92
US7117665B2Oct 10, 2006

Catalyst degradation determining method

TOYOTA MOTOR CO LTD13 citations92
US6915628B2Jul 12, 2005

Catalyst degradation determining method

TOYOTA MOTOR CO LTD29 citations92
US6901744B2Jun 7, 2005

Air-fuel ratio control apparatus of internal combustion engine

TOYOTA MOTOR CO LTD32 citations92
US6792750B2Sep 21, 2004

Emission control apparatus of internal combustion engine and control method for the emission control apparatus

TOYOTA MOTOR CO LTD30 citations92
US7654252B2Feb 2, 2010

Air-fuel ratio control system and method for internal combustion engine

TOYOTA MOTOR CO LTD8 citations84
US7474956B2Jan 6, 2009

Air-fuel ratio control system of internal combustion engine

TOYOTA MOTOR CO LTD9 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
US6546719B2Apr 15, 2003

Air-fuel ratio control apparatus of internal combustion engine

TOYOTA MOTOR CO LTD15 citations84
US7293555B2Nov 13, 2007

Controller and control method for internal combustion engine

TOYOTA MOTOR CO LTD9 citations74
US7278394B2Oct 9, 2007

Air-fuel-ratio control apparatus for internal combustion engine

TOYOTA MOTOR CO LTD8 citations74
US6904899B2Jun 14, 2005

Air-fuel ratio controller for internal-combustion engine

TOYOTA MOTOR CO LTD7 citations74
US7165389B2Jan 23, 2007

Catalyst degradation determining method

TOYOTA MOTOR CO LTD7 citations73
US10190519B2Jan 29, 2019

Control device for internal combustion engine

TOYOTA MOTOR CO LTD2 citations72
US8381708B2Feb 26, 2013

Vehicle and vehicle control method

TOYOTA MOTOR CO LTD2 citations63
US8050852B2Nov 1, 2011

Abnormality detection device for internal combustion engine and air/fuel ratio control apparatus for internal combustion engine

TOYOTA MOTOR CO LTD4 citations63
US7677223B2Mar 16, 2010

Air-fuel-ratio control apparatus for internal combustion engine

TOYOTA MOTOR CO LTD4 citations63
US11267454B2Mar 8, 2022

Control system for hybrid vehicle

TOYOTA MOTOR CO LTD1 citations62
US11167745B2Nov 9, 2021

Control system of hybrid vehicle

TOYOTA MOTOR CO LTD1 citations62
US10273898B2Apr 30, 2019

Controller for internal combustion engine

TOYOTA MOTOR CO LTD1 citations62
US6666199B2Dec 23, 2003

Control device of internal combustion engine and method of judging failure of sensor

TOYOTA MOTOR CO LTD2 citations62
US10710446B2Jul 14, 2020

Engine starting system for vehicle

TOYOTA MOTOR CO LTD1 citations61

TOYOTA JIDOSHOKKI KK

14 patents

AJINOMOTO KK

2 patents

FUJIWARA TAKAHIKO

2 patents

TANAKA HIROYUKI

1 patent

HITACHI ALOKA MEDICAL LTD

1 patent

FUJITSU LTD

1 patent

NAKAGAWA NORIHISA

1 patent

SOEJIMA SHINICHI

1 patent

Showing the top 50 of 72 patents by PatentIndex Score.