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Inventor

Kouhei Iwai

Inventor
Hiroshima, JP

Overview

17→
Patents
2000–2018
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 17 as inventor

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

F02Dprimary
F02DControlling combustion engines30%
Y02TClimate change mitigation technologies related to transportation29%
F02BInternal-combustion piston engines16%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof16%
F02PIgnition, other than compression ignition, for internal-combustion engines9%
PatentTitleYear
9,932,883Spark-ignition direct-injection engine20189,702,316'Spark-ignition direct injection engine'20179,695,770'Control device of spark-ignition engine'20179,624,868'Spark-ignition direct injection engine'20179,617,945'Control device of spark-ignition engine'20179,470,174'Control system and control method of spark ignition gasoline engine'20169,429,087'Spark ignition engine'20169,261,041'Spark-ignition direct injection engine'20169,255,539'Spark-ignition direct injection engine'20169,145,843'Spark-ignition direct injection engine'20158,838,364'Control device of spark-ignition gasoline engine'20148,783,227'Engine control method and apparatus'20148,706,382'Control device of spark-ignition gasoline engine'20148,655,572'Control device of spark-ignition gasoline engine'20148,459,021'Method and apparatus for controlling supercharged engine'20138,402,749'Control method of spark-ignition engine and spark-ignition engine system'20136,044,824'Fuel control unit and fuel injection control method for multi-cylinder engine'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2018Patents assigned to MAZDA MOTOR (17)· patent assignee history
2000–2018Based in Hiroshima, JP· patent location history
2013–2014Patents assigned to IWAI KOUHEI (6)· patent assignee history
2013–2014Patents assigned to OBA SHUJI (6)· patent assignee history
2013–2014Patents assigned to YAMAKAWA MASAHISA (6)· patent assignee history
2014Patents assigned to KURITA HIROYUKI (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MAZDA MOTOR172000–2018
IWAI KOUHEIself62013–2014
OBA SHUJI62013–2014
YAMAKAWA MASAHISA62013–2014
KURITA HIROYUKI32014
Locations
LocationPatentsSpan
Hiroshima, JP172000–2018