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Inventor

Kei Abe

Inventor
Tokyo, JP

Overview

4→
Patents
1986–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

A61Mprimary
A61MDevices for introducing media into, or onto, the body13%
F02BInternal-combustion piston engines13%
F02PIgnition, other than compression ignition, for internal-combustion engines13%
F15BSystems acting by means of fluids in general13%
F16KValves13%
G05DSystems for controlling or regulating non-electric variables13%
Y02TClimate change mitigation technologies related to transportation13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
11,106,226Valve control device, valve control system, valve control coefficient calculation method, and valve control method20216,736,798'Needle guard and capped needle guard and guarded winged needle assembly'20044,738,229'Internal combustion engine air intake system with variable effective length'19884,620,513'Rotational position detecting device for internal combustion engine'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986Patents assigned to NIPPON DENSO CO (1)· patent assignee history
1986–1988Based in Toyota, JP· patent location history
1988Patents assigned to TOYOTA MOTOR CO LTD (1)· patent assignee history
2004Patents assigned to KAWASUMI LAB INC (1)· patent assignee history
2004–2021Based in Tokyo, JP· patent location history
2021Patents assigned to KANEKO SANGYO CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KANEKO SANGYO CO LTD12021
KAWASUMI LAB INC12004
NIPPON DENSO CO11986
TOYOTA MOTOR CO LTD11988
Locations
LocationPatentsSpan
Tokyo, JP22004–2021
Toyota, JP21986–1988