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Inventor

Koki Yamaguchi

Inventor
Nishio, JP

Overview

14→
Patents
2011–2019
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 14 as inventor

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

F01Lprimary
F01LCyclically operating valves for machines or engines78%
F02DControlling combustion engines6%
F16KValves6%
Y02TClimate change mitigation technologies related to transportation6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
10,260,381Variable valve mechanism of internal combustion engine201910,233,790Variable valve mechanism of internal combustion engine201910,221,728Variable valve mechanism of internal combustion engine201910,167,749Variable valve mechanism of internal combustion engine201910,047,647Variable valve mechanism of internal combustion engine201810,024,199Variable valve mechanism of internal combustion engine20189,879,577'Variable valve mechanism of internal combustion engine'20189,732,641'Variable valve mechanism of internal combustion engine'20179,556,762'Variable valve mechanism of internal combustion engine'20179,540,969'Variable valve mechanism of internal combustion engine'20179,181,826'Variable valve mechanism of internal combustion engine'20158,960,144'Variable valve mechanism of internal combustion engine'20158,833,317'Variable valve mechanism'20148,051,817'Variable valve mechanism'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2019Patents assigned to OTICS CORP (14)· patent assignee history
2011–2019Based in Nishio, JP· patent location history
2014Patents assigned to FUJI HEAVY IND LTD (1)· patent assignee history
2014Patents assigned to NAGANO DAN (1)· patent assignee history
2014Patents assigned to OOKAWARA JUNICHI (1)· patent assignee history
2018Patents assigned to TOYOTA MOTOR CO LTD (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OTICS CORP142011–2019
TOYOTA MOTOR CO LTD32018
FUJI HEAVY IND LTD12014
NAGANO DAN12014
OOKAWARA JUNICHI12014
Locations
LocationPatentsSpan
Nishio, JP142011–2019