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Inventor

Sung Roc Jang

Inventor
Changwon-si, KR

Overview

3→
Patents
2015–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H02Mprimary
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 systems50%
H01FMagnets17%
H03KPulse technique17%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications17%
PatentTitleYear
9,697,949'Transformer and high voltage power supply apparatus having the same'20179,246,389'High precision DC to DC converter with wide load range and gate drive circuit for use therein'20168,964,419'Active voltage droop control-type pulse power generator'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2016Patents assigned to KOREA ELECTROTECH RES INST (2)· patent assignee history
2015–2016Based in Changwon-si, KR· patent location history
2016Patents assigned to KOREA ELECTRO TECH RES INST (1)· patent assignee history
2017Patents assigned to KERI KOREA ELECTROTECHNOLOGY RES INST (1)· patent assignee history
2017Based in Daegu, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOREA ELECTROTECH RES INST22015–2016
KERI KOREA ELECTROTECHNOLOGY RES INST12017
KOREA ELECTRO TECH RES INST12016
Locations
LocationPatentsSpan
Changwon-si, KR22015–2016
Daegu, KR12017