P

Inventor

KURIHARA NOBUO

JP56 patents
⚠️ This page may combine multiple inventors who share the name “KURIHARA NOBUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

49 patents
US6105556AAug 22, 2000

Evaporative system and method of diagnosing same

HITACHI LTD51 citations96
US5802843ASep 8, 1998

Method and apparatus for diagnosing engine exhaust gas purification system

HITACHI LTD83 citations96
US5693877ADec 2, 1997

Evaluating method for NOx eliminating catalyst, an evaluating apparatus therefor, and an efficiency controlling method therefor

HITACHI LTD97 citations96
US5575265ANov 19, 1996

Diagnostic method for evaporated fuel gas purging system

HITACHI LTD74 citations96
US5510982AApr 23, 1996

Automatic automobile transmission with variable shift pattern controlled in response to estimated running load

HITACHI LTD53 citations96
US5410477AApr 25, 1995

Control system for an automotive vehicle having apparatus for predicting the driving environment of the vehicle

HITACHI LTD83 citations96
US5357749AOct 25, 1994

Apparatus for controlling exhaust concentration

HITACHI LTD65 citations96
US5084821AJan 28, 1992

Apparatus for determining control characteristics for automobiles and system therefor

HITACHI LTD55 citations96
US4951212AAug 21, 1990

Automobile driving guide apparatus

HITACHI LTD95 citations96
US4924699AMay 15, 1990

Position measuring method using a satellite

HITACHI LTD61 citations96
US4555800ANov 26, 1985

Combustion state diagnostic method

HITACHI LTD69 citations96
US4319320AMar 9, 1982

System and method for adaptive control of process

HITACHI LTD67 citations96
US4302813ANov 24, 1981

Method of controlling operation of rotary machines by diagnosing abnormal conditions

HITACHI LTD86 citations96
US4622922ANov 18, 1986

Combustion control method

HITACHI LTD80 citations95
US4437163AMar 13, 1984

Method and apparatus for symptom diagnosis by monitoring vibration of shaft of rotary machine

HITACHI LTD61 citations95
US4426641AJan 17, 1984

Method and apparatus for monitoring the shaft vibration of a rotary machine

HITACHI LTD132 citations95
US6828156B2Dec 7, 2004

Evaluating method for NOx eliminating catalyst, an evaluating apparatus therefor, and an efficiency controlling method therefor

HITACHI LTD30 citations93
US6502549B1Jan 7, 2003

Engine combustion control device

HITACHI LTD26 citations93
US6305361B1Oct 23, 2001

Evaporative system and method of diagnosing same

HITACHI LTD37 citations93
US5947086ASep 7, 1999

Throttle valve control apparatus

HITACHI LTD29 citations93
US4991102AFeb 5, 1991

Engine control system using learning control

HITACHI LTD30 citations93
US4934328AJun 19, 1990

Method for feedback controlling air and fuel ratio of the mixture supplied to internal combustion engine

HITACHI LTD34 citations93
US4213175AJul 15, 1980

Fault-detecting apparatus for controls

HITACHI LTD45 citations93
US5398555AMar 21, 1995

Torque detection apparatus of power train

HITACHI LTD20 citations92
US5341642AAug 30, 1994

System for diagnosing engine exhaust gas purifying device and system for diagnosing sensor

HITACHI LTD42 citations92
US5063901ANov 12, 1991

Diagnosis system and optimum control system for internal combustion engine

HITACHI LTD22 citations92
US4991553AFeb 12, 1991

Engine controller equipped with knocking detector

HITACHI LTD36 citations92
US4727838AMar 1, 1988

Apparatus for controlling internal combustion engine

HITACHI LTD33 citations92
US4528918AJul 16, 1985

Method of controlling combustion

HITACHI LTD48 citations92
US4352293AOct 5, 1982

Method of diagnosing vibration of rotary machine

HITACHI LTD97 citations92
US5605132AFeb 25, 1997

Control method and controller for engine

HITACHI LTD22 citations91
US5347846ASep 20, 1994

Knocking detecting device for internal combustion engine and method therefor

HITACHI LTD24 citations90
US4214301AJul 22, 1980

Diagnostic device for use with automatic control systems

HITACHI LTD50 citations89
USRE39684EJun 5, 2007

Automatic automobile transmission with variable shift pattern controlled in response to estimated running load

HITACHI LTD17 citations84
US6523340B1Feb 25, 2003

Method and apparatus for diagnosing engine exhaust gas purification system

HITACHI LTD18 citations84
US5960759AOct 5, 1999

Suction device for internal combustion engine

HITACHI LTD13 citations82
US5144560ASep 1, 1992

Control method for an internal combustion engine and apparatus therefor

HITACHI LTD21 citations82
US4984545AJan 15, 1991

Control system for internal combustion engine

HITACHI LTD20 citations82
US4955346ASep 11, 1990

Throttle control apparatus of internal combustion engine

HITACHI LTD22 citations82
US6812029B2Nov 2, 2004

Evaluating method for NOx eliminating catalyst, an evaluating apparatus therefor, and an efficiency controlling method therefor

HITACHI LTD7 citations74
US6725709B2Apr 27, 2004

Combustion state diagnosing system and combustion state diagnosing method for diagnosing engine and recording medium

HITACHI LTD8 citations74
US6050087AApr 18, 2000

Method and apparatus for diagnosing engine exhaust gas purification system

HITACHI LTD14 citations74
US5678520AOct 21, 1997

Engine control unit for an internal combustion engine

HITACHI LTD9 citations74
US5638784AJun 17, 1997

Suction device for internal combustion engine

HITACHI LTD10 citations74
US5447137ASep 5, 1995

Lean burn control method and device for internal combustion engine and fuel injection quantity control method and device including same

HITACHI LTD18 citations74
US5129379AJul 14, 1992

Diagnosis system and optimum control system for internal combustion engine

HITACHI LTD19 citations74
USRE37269EJul 10, 2001

Air intake arrangement for internal combustion engine

HITACHI LTD12 citations73
US5325828AJul 5, 1994

Air intake arrangement for internal combustion engine

HITACHI LTD18 citations73
US5050562ASep 24, 1991

Apparatus and method for controlling a car

HITACHI LTD11 citations73

NISSAN MOTOR

1 patent

Showing the top 50 of 56 patents by PatentIndex Score.