LexDanaLexDanabeta
Inventor

Eiji Miyachi

Inventor
Nishio, JP

Overview

16→
Patents
1997–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 16 as inventor

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

F01Lprimary
F01LCyclically operating valves for machines or engines29%
F01MLubricating of machines or engines in general17%
F16HGearing7%
F16KValves7%
F01PCooling of machines or engines in general5%
F02FCylinders, pistons or casings, for combustion engines5%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids5%
F16DCouplings for transmitting rotation5%
Y10TTechnical subjects covered by former us classification5%
F02BInternal-combustion piston engines2%
PatentTitleYear
10,731,521Valve opening and closing timing control apparatus202010,626,762Valve opening/closing timing control device202010,514,109Valve opening and closing timing control apparatus201910,450,906Valve opening and closing timing control apparatus201910,385,985Valve opening and closing timing control apparatus20199,828,900Oil jet apparatus of internal combustion engine20179,822,676'Structure for attaching oil jet valve'20179,291,283'Hydraulic control device'20168,640,663'Oil pressure control apparatus'20148,627,656'Oil supply device for vehicle'20148,505,506'Oil pressure control apparatus'20138,281,756'Valve timing control apparatus'20127,156,623'Electric oil pump apparatus'20076,125,804'Variable valve lift device'20005,960,756'Valve control device for an internal combustion engine'19995,615,651'Valve gear device for internal combustion engines'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2020Patents assigned to AISIN SEIKI (16)· patent assignee history
1997–2000Based in Aichi, JP· patent location history
1999Based in Nukata-gun, JP· patent location history
2007–2020Based in Nishio, JP· patent location history
2012–2017Patents assigned to MIYACHI EIJI (6)· patent assignee history
2012Patents assigned to ASAHI TAKEO (1)· patent assignee history
2014–2016Patents assigned to ONO HISASHI (2)· patent assignee history
2017Patents assigned to TOYOTA MOTOR CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AISIN SEIKI161997–2020
MIYACHI EIJIself62012–2017
ONO HISASHI22014–2016
TOYOTA MOTOR CO LTD22017
ASAHI TAKEO12012
Locations
LocationPatentsSpan
Nishio, JP132007–2020
Aichi, JP21997–2000
Nukata-gun, JP11999