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Inventor

Eui Dong Roh

Inventor
Busan, KR

Overview

5→
Patents
2015–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 5 as inventor

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

F16Kprimary
F16KValves27%
F01MLubricating of machines or engines in general18%
LOC1818%
Y10TTechnical subjects covered by former us classification18%
F01LCyclically operating valves for machines or engines9%
H01FMagnets9%
PatentTitleYear
D0924318Typeface2021D0923699Typeface20219,470,122'Oil pump control valve'20169,169,941'Solenoid valve'20158,925,582'Oil control valve for the variable valve lift system'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2016Patents assigned to UNICK CORP (3)· patent assignee history
2015Patents assigned to LEE CHANG-HOON (1)· patent assignee history
2015Patents assigned to LEE KI-RYONG (1)· patent assignee history
2015Patents assigned to PARK JI-HOON (1)· patent assignee history
2015–2016Based in Busan, KR· patent location history
2021Patents assigned to LG ELECTRONICS INC (2)· patent assignee history
2021Based in Seoul, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNICK CORP32015–2016
LG ELECTRONICS INC22021
LEE CHANG-HOON12015
LEE KI-RYONG12015
PARK JI-HOON12015
Locations
LocationPatentsSpan
Busan, KR32015–2016
Seoul, KR22021