LexDanaLexDanabeta
Inventor

J ong Seok Na

Inventor
Seoul, KR

Overview

2→
Patents
2007–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H02Hprimary
H02HEmergency protective circuit arrangements25%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems25%
H10HInorganic light-emitting semiconductor devices having potential barriers25%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1025%
PatentTitleYear
10,998,813Modular multi-level converter and DC failure blocking method therefor20217,268,372'Vertical GaN light emitting diode and method for manufacturing the same'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007Patents assigned to SAMSUNG ELECTRO MECH (1)· patent assignee history
2007–2021Based in Seoul, KR· patent location history
2021Patents assigned to HUR KYEON (1)· patent assignee history
2021Patents assigned to HYOSUNG HEAVY IND CORP (1)· patent assignee history
2021Patents assigned to KIM HEE JIN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HUR KYEON12021
HYOSUNG HEAVY IND CORP12021
KIM HEE JIN12021
SAMSUNG ELECTRO MECH12007
Locations
LocationPatentsSpan
Seoul, KR22007–2021