Inventor

Yuichi Toyama

Inventor

Isesaki, JP

Overview

24→

Patents

2008–2020

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 24 as inventor

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

F01Pprimary

F01PCooling of machines or engines in general20%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure13%

F02DControlling combustion engines11%

B62DMotor vehicles9%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof5%

F02PIgnition, other than compression ignition, for internal-combustion engines5%

G01DMeasuring not specially adapted for a specific variable5%

F02NStarting of combustion engines4%

G01RMeasuring electric variables4%

H01RElectrically-conductive connections4%

PatentTitleYear

10,865,696Cooling device for internal combustion engine of vehicle and control method thereof2020 10,845,259Sensor device for detecting a rotation angle of a shaft2020 10,808,598Cooling device and cooling method for internal combustion engine2020 10,794,781Sensor device2020 10,683,032Torque detection device and electric power steering system2020 10,605,150Cooling device for internal combustion engine of vehicle and control method thereof2020 10,590,829Control device for internal combustion engine and control method for cooling device2020 10,502,175Control device for internal combustion engine and method of estimating combustion chamber-wall temperature of internal combustion engine2019 10,385,758Cooling system for internal combustion engine, and control method thereof2019 10,371,041Cooling device for internal combustion engine of vehicle and control method thereof2019 10,344,664Control device and method for cooling system2019 10,174,664Cooling control apparatus for internal combustion engine and cooling control method therefor2019 10,107,176Cooling device of internal combustion engine for vehicle and control method thereof2018 10,081,386Torque detection device and electric power steering system2018 10,060,808Torque detector2018 10,048,143Sensor unit and magnetism collecting module and sensor apparatus2018 9,979,137Circuit board assembly and method of manufacturing the same2018 9,948,035Circuit board assembly and method for manufacturing the same2018 9,857,253'Sensor assembly and method of manufacturing the sensor assembly having a magnetic sensor circuit, a holder holding the magnetic sensor circuit and including first and second holder members, and a resin case containing the holder'2018 9,816,429'Cooling device for internal combustion engine and control method for cooling device'2017 9,726,068'Cooling device for internal combustion engine and control method for cooling device'2017 8,998,189'Wave washer, rotary shaft supporting device including the wave washer, and electric motor including the rotary shaft supporting device'2015 8,666,639'Fuel supply control apparatus for engine, and fuel supply control method therefor'2014 7,349,796'Apparatus and method for judging a piston position in an engine'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008Patents assigned to HITACHI LTD (1)· patent assignee history

2008–2020Based in Isesaki, JP· patent location history

2014–2020Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (13)· patent assignee history

2014Patents assigned to SARUWATARI MASAYUKI (1)· patent assignee history

2014Patents assigned to TOYAMA YUICHI (1)· patent assignee history

2015–2020Patents assigned to JTEKT CORP (10)· patent assignee history

2015–2020Based in Owariasahi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI AUTOMOTIVE SYSTEMS LTD	13	2014–2020
JTEKT CORP	10	2015–2020
HITACHI LTD	1	2008
SARUWATARI MASAYUKI	1	2014
TOYAMA YUICHIself	1	2014

Locations

Location	Patents	Span
Isesaki, JP	14	2008–2020
Owariasahi, JP	10	2015–2020