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Inventor

Kuniaki Oka

Inventor
Nishio, JP

Overview

8→
Patents
2013–2016
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 8 as inventor

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

F01Lprimary
F01LCyclically operating valves for machines or engines30%
F02DControlling combustion engines10%
F16DCouplings for transmitting rotation10%
F16FSprings10%
Y02TClimate change mitigation technologies related to transportation10%
B60TVehicle brake control systems or parts thereof5%
B61BRailway systems5%
E01BPermanent way5%
F16JPistons5%
F16KValves5%
PatentTitleYear
9,500,142'Preignition restraining device'20169,470,155'Preignition restraining device'20168,991,345'Valve timing adjusting device'20158,844,485'Valve timing controller'20148,733,307'Hydraulic braking device and valve timing adjusting apparatus'20148,627,794'Fluid brake device and variable valve timing apparatus'20148,544,389'Guide rail'20138,539,919'Fluid brake device and variable valve timing apparatus'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2016Patents assigned to DENSO CORP (6)· patent assignee history
2013–2014Patents assigned to OKA KUNIAKI (3)· patent assignee history
2013–2014Patents assigned to NARA KENICHI (2)· patent assignee history
2013–2014Patents assigned to OE SHUHEI (2)· patent assignee history
2013–2014Patents assigned to OTSUBO MAKOTO (2)· patent assignee history
2013–2014Based in Nishio, JP· patent location history
2013Based in Hiroshima, JP· patent location history
2015–2016Based in Obu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DENSO CORP62013–2016
OKA KUNIAKIself32013–2014
NARA KENICHI22013–2014
OE SHUHEI22013–2014
OTSUBO MAKOTO22013–2014
Locations
LocationPatentsSpan
Nishio, JP42013–2014
Obu, JP32015–2016
Hiroshima, JP12013