LexDanaLexDanabeta
Inventor

Wataru Fukui

Inventor
Himeji, JP

Overview

107→
Patents
1990–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 107 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F02Pprimary
F02PIgnition, other than compression ignition, for internal-combustion engines25%
F02DControlling combustion engines20%
Y02TClimate change mitigation technologies related to transportation12%
F02BInternal-combustion piston engines10%
G01DMeasuring not specially adapted for a specific variable6%
G01MTesting static or dynamic balance of machines or structures5%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock4%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure2%
H01JElectric discharge tubes or discharge lamps2%
B63HMarine propulsion or steering2%
PatentTitleYear
10,991,565Ion analyzer202110,983,098Liquid chromatograph202110,978,287ESI sprayer and ionizer202110,964,521Mass spectrometer202110,763,095Ionizer and mass spectrometer system202010,428,750Turbocharged internal combustion engine system201910,006,382Apparatus for detecting inter-cylinder air-fuel ratio imbalance in multi-cylinder internal combustion engine20189,708,971'Supercharged internal combustion engine'20179,396,920'Ionization chamber'20169,228,515'Controller and control method for internal combustion engine'20166,647,967'Fuel injection control device for internal combustion engine'20036,622,703'Fuel injection control device for internal combustion engine'20036,484,692'Ignition control system'20026,427,316'Manufacturing method of a rotation sensor'20026,339,324'Rotating magnetic object motion sensor with unbalanced bias'20026,255,811'Magnetic detector with a magnetoresistive element having hysteresis'20016,140,813'Rotating magnetic object motion sensor with unbalanced bias'20006,092,015'Combustion state detecting apparatus for an internal-combustion engine'20006,076,502'Exhaust gas recirculation control system for internal combustion engines'20006,073,611'Control apparatus for internal combustion engine'20006,061,895'Manufacturing method of a rotation sensor'20006,054,859'Combustion state detecting apparatus for internal combustion engine'20006,040,698'Combustion state detecting apparatus for an internal-combustion engine'20006,008,639'Magnetic sensor having a main electrical circuit base with a crack forming area'19995,982,171'Sensing device for detecting the angular displacement and relative position of a member of magnetic material'19995,929,629'Magnetic sensor having a liquid seal'19995,895,839'Combustion state detecting apparatus for an internal-combustion engine'19995,877,626'Temperature resistant magnetoresistance sensing device'19995,868,115'Ignition controller for internal combustion engine'19995,861,551'Combustion state detecting apparatus for an internal-combustion engine'19995,821,744'Rotation sensor having a simplified and compact structure'19985,801,529'Magnetoresistance sensing device without hystersis influence'19985,794,592'Internal combustion engine controller'19985,789,925'Sensor system having abnormality detecting circuit for detecting abnormality of sensor system from outputs of signal processing circuits'19985,789,919'Magnetoresistance sensing device with increased magnetic field detection efficiency'19985,785,020'Combustion state detecting apparatus for an internal-combustion engine'19985,778,862'Ignition controller for internal combustion engine'19985,755,206'Control method and apparatus for internal combustion engine'19985,747,670'Apparatus for detecting combustion state in internal combustion engine'19985,715,791'Cylinder discriminating device for internal combustion engine'19985,701,876'Misfire detecting apparatus for internal combustion engine'19975,699,769'Controller for four-stroke cycle internal-combustion engine'19975,694,900'Knock control system for an internal combustion engine'19975,675,072'Combustion condition detector for internal combustion engine'19975,671,714'Apparatus for controlling operation timing of internal combustion engine'19975,647,322'Internal combustion engine control apparatus'19975,632,246'Control apparatus for internal combustion engine'19975,630,396'Apparatus for generating control signal for controlling operation of internal combustion engine'19975,621,320'Magnetoresistance type sensor device for detecting change of magnetic field'19975,584,274'Apparatus for controlling operation timing of internal combustion engine'19965,575,259'Controller for four-stroke cycle internal-combustion engine'19965,554,802'Cylinder identifying device for an internal combustion engine'19965,546,905'Control apparatus for controlling the ignition timing of an internal combustion engine'19965,522,256'Cylinder discriminating apparatus for internal combustion engine'19965,505,077'Method for detecting misfiring in an internal combustion engine'19965,497,290'Hermetic case for electronic circuit equipment'19965,458,509'Ignition coil device for internal combustion engine'19955,442,954'Method for detecting misfiring in an internal combustion engine'19955,434,748'Hermetic electronic equipment with flexible diaphragm, fastened to case by elastic U-shaped ring, for absorbing pressure fluctuations'19955,429,093'Apparatus for controller internal combustion engine'19955,425,339'Internal combustion engine control device'19955,364,322'Control apparatus for a marine engine'19945,359,882'Apparatus for detection and decision of occurrence of misfire in internal combustion engine'19945,351,528'Apparatus and method for detecting misfiring in an internal combustion engine'19945,345,909'Control apparatus for internal combustion engine'19945,343,844'Apparatus and method for detecting misfiring in an internal combustion engine'19945,343,842'Control apparatus for internal combustion engine'19945,339,784'Control apparatus for a marine engine'19945,337,716'Control apparatus for internal combustion engine'19945,333,586'Control apparatus for internal combustion engine'19945,325,833'Control apparatus for internal combustion engine'19945,309,884'Internal combustion engine control apparatus with ignition coil diagnosis function'19945,305,722'Knock suppression apparatus for an internal combustion engine'19945,295,466'Knock suppression apparatus for an internal combustion engine'19945,293,076'Vehicle control apparatus'19945,284,114'Apparatus and method for controlling an internal combustion engine'19945,263,452'Knocking detector for internal combustion engine'19935,239,962'Engine control apparatus for a multi-cylinder engine'19935,233,961'Control apparatus for an internal combustion engine'19935,213,076'Apparatus and method for controlling an internal combustion engine'19935,203,727'Control apparatus for an outboard marine engine with improved cruising performance'19935,190,487'Control apparatus for an outboard marine engine'19935,186,144'Ignition control system with cylinder identification evaluation'19935,184,590'Engine timing control apparatus'19935,182,943'Cylinder identification apparatus'19935,168,854'Method and apparatus for detecting failure of pressure sensor in internal combustion engine'19925,156,125'Engine control apparatus'19925,121,729'Knocking control method and apparatus for internal combustion engine'19925,115,792'Ignition control apparatus and method for an internal combustion engine'19925,113,821'Vehicle speed governor'19925,076,234'Apparatus and method for controlling a multi-cylinder internal conbustion engine'19915,074,275'Signal generator and an engine control apparatus using the same'19915,070,726'Cylinder recognition apparatus for a multi-cylinder internal combustion engine'19915,054,447'Ignition timing control device and method for an internal combustion engine'19915,052,358'Cylinder recognition apparatus for an internal combustion engine'19915,044,336'Cylinder recognition apparatus and method for a multi-cylinder internal combustion engine'19915,036,812'Idle control device for an internal combustion engine'19915,022,362'Ignition timing controlling apparatus for internal combustion engine'19915,012,779'Engine rotation control device'19915,010,864'Ignition timing control apparatus for an internal combustion engine'19915,010,865'Ignition timing controller for an internal combustion engine'19914,996,958'Ignition timing controlling apparatus for internal combustion engine'19914,989,448'Cylinder recognition apparatus for an internal combustion engine'19914,979,487'Ignition controlling apparatus for multi-cylinder internal combustion engine'19904,979,485'Cylinder recognition apparatus for an internal combustion engine'19904,951,639'Rotational position detector device for an internal combustion engine'19904,951,628'Ignition timing control device for an internal combustion engine'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2003Patents assigned to MITSUBISHI ELECTRIC CORP (97)· patent assignee history
1990–1997Based in Himeji, JP· patent location history
1993–1997Based in Hyogo, JP· patent location history
1996–2003Based in Tokyo, JP· patent location history
2016–2021Patents assigned to SHIMADZU CORP (6)· patent assignee history
2016–2019Patents assigned to TOYOTA MOTOR CO LTD (4)· patent assignee history
2016–2018Patents assigned to FUKUI WATARU (3)· patent assignee history
2016–2021Based in Kyoto, JP· patent location history
2016–2018Based in Susono, JP· patent location history
2018Patents assigned to TSUNOOKA TAKASHI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI ELECTRIC CORP971990–2003
SHIMADZU CORP62016–2021
TOYOTA MOTOR CO LTD42016–2019
FUKUI WATARUself32016–2018
TSUNOOKA TAKASHI12018
Locations
LocationPatentsSpan
Himeji, JP531990–1997
Tokyo, JP391996–2003
Kyoto, JP62016–2021
Hyogo, JP51993–1997
Susono, JP32016–2018