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Inventor

Shuichi Kokubun

Inventor
Naka, JP

Overview

5→
Patents
2012–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

F02Nprimary
F02NStarting of combustion engines21%
H02JElectric power networks14%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters14%
H01HElectric switches7%
H01LSemiconductor devices7%
H05KPrinted circuits7%
H10DInorganic electric semiconductor devices7%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%
Y02PClimate change mitigation technologies in the production or processing of goods7%
Y02TClimate change mitigation technologies related to transportation7%
PatentTitleYear
9,666,395'Power semiconductor module'20179,297,347'Engine starting apparatus'20168,994,299'Engine starting apparatus'20158,310,212'Control device for automobile battery-charging generator'20128,130,521'On-vehicle charging generator and rectifier unit thereof'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2017Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (4)· patent assignee history
2012–2015Patents assigned to KOKUBUN SHUICHI (3)· patent assignee history
2012Patents assigned to MASUMOTO SHOJU (2)· patent assignee history
2012Patents assigned to HIRAMA MAKOTO (1)· patent assignee history
2012Patents assigned to HITACHI LTD (1)· patent assignee history
2012–2016Based in Naka, JP· patent location history
2017Based in Hitachinaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI AUTOMOTIVE SYSTEMS LTD42012–2017
KOKUBUN SHUICHIself32012–2015
MASUMOTO SHOJU22012
HIRAMA MAKOTO12012
HITACHI LTD12012
Locations
LocationPatentsSpan
Naka, JP42012–2016
Hitachinaka, JP12017