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Inventor

Masahiro Toyohara

Inventor
Hitachinaka, JP

Overview

39→
Patents
1999–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 39 as inventor

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

F02Dprimary
F02DControlling combustion engines43%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof20%
Y02TClimate change mitigation technologies related to transportation20%
F02BInternal-combustion piston engines4%
F02PIgnition, other than compression ignition, for internal-combustion engines4%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for1%
F01LCyclically operating valves for machines or engines1%
F02FCylinders, pistons or casings, for combustion engines1%
G05BControl or regulating systems in general1%
G06FElectric digital data processing1%
PatentTitleYear
10,961,935Drive device for fuel injection device, and fuel injection system202110,895,217Control apparatus for internal combustion engine202110,711,721Control device for electromagnetic fuel injection valve202010,677,184Drive device for fuel injection device202010,662,886Control device for fuel injection device202010,655,557Control device of internal combustion engine202010,563,612Control device for internal combustion engine202010,502,155Control device for internal combustion engine201910,393,051Internal-combustion-engine fuel injection control device201910,352,264Fuel injector control device201910,309,336Control device for fuel injection valve201910,247,125Fuel injection valve control device201910,240,547Fuel injection control device201910,240,551Electromagnetic valve control unit and internal combustion engine control device using same20199,926,874'Drive device for fuel injection device, and fuel injection system'20189,903,305'Control device for internal combustion engine'20189,783,138'Vehicle control device'20179,714,626'Drive device for fuel injection device'20179,422,884'Internal combustion engine control system with injector valve timing control'20168,862,367'Control system of internal combustion engine'20148,783,230'Fuel injection system for internal-combustion engine and method of controlling fuel injection system for internal-combustion engine'20148,561,594'Internal combustion engine controller'20138,447,498'Control device for internal combustion engine'20138,315,780'High pressure fuel pump control apparatus for internal combustion engine'20128,280,613'Control apparatus for internal combustion engine'20128,240,290'Control apparatus for internal combustion engine'20127,987,044'Control device for internal combustion engine'20117,789,073'Fuel injection control apparatus'20107,778,765'Fuel injection control apparatus for internal combustion engine'20107,735,472'High-pressure fuel supply apparatus and control apparatus for internal combustion engine'20107,610,141'Control apparatus for direct injection type internal combustion engine'20097,418,337'Control apparatus for direct injection type internal combustion engine'20087,240,661'Fuel injection device for internal combustion engine'20076,668,794'Fuel injection device for internal combustion engine'20036,283,108'Fuel injection control arrangement for internal combustion engine with abnormality detection function therein'20016,135,085'Control apparatus for use in internal combustion engine'20006,125,832'Engine fuel supply apparatus'20006,029,630'Engine control device having an arrangement for limiting interrupt processing'20005,921,226'Apparatus for controlling the fuel injection quantity'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2011Patents assigned to HITACHI LTD (12)· patent assignee history
1999–2021Based in Hitachinaka, JP· patent location history
2000–2007Patents assigned to HITACHI CAR ENG CO LTD (5)· patent assignee history
2000–2014Based in Hitachiota, JP· patent location history
2000–2010Based in Hitachiohta, JP· patent location history
2000–2001Based in Hitachioota, JP· patent location history
2012–2021Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (26)· patent assignee history
2012–2014Patents assigned to TOYOHARA MASAHIRO (7)· patent assignee history
2012–2013Patents assigned to OHISA TOMOHIRO (3)· patent assignee history
2019Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI AUTOMOTIVE SYSTEMS LTD262012–2021
HITACHI LTD121999–2011
TOYOHARA MASAHIROself72012–2014
HITACHI CAR ENG CO LTD52000–2007
OHISA TOMOHIRO32012–2013
Locations
LocationPatentsSpan
Hitachinaka, JP201999–2021
Hitachiota, JP102000–2014
Hitachiohta, JP62000–2010
Hitachioota, JP22000–2001
Ibaraki, JP12019