LexDanaLexDanabeta
Inventor

Duck Hwan Oh

Inventor
Suwon-si, KR

Overview

5→
Patents
2010–2012
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

H10Hprimary
H10HInorganic light-emitting semiconductor devices having potential barriers63%
B82YSpecific uses or applications of nanostructures13%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1013%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
8,093,583'Light emitting diode having barrier layer of superlattice structure'20127,998,761'Light emitting diode with ITO layer and method for fabricating the same'20117,868,337'Light emitting diode and method for manufacturing the same'20117,772,600'Light emitting device having zener diode therein and method of fabricating the same'20107,700,960'Light emitting diode with ITO layer and method for fabricating the same'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010–2012Patents assigned to SEOUL OPTO DEVICE CO LTD (5)· patent assignee history
2010–2011Based in Suwon-si, KR· patent location history
2011–2012Based in Ansan-si, KR· patent location history
2012Patents assigned to HAN CHANG SEOK (1)· patent assignee history
2012Patents assigned to KIM KYUNG HAE (1)· patent assignee history
2012Patents assigned to LEE SANG JOON (1)· patent assignee history
2012Patents assigned to OH DUCK HWAN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEOUL OPTO DEVICE CO LTD52010–2012
HAN CHANG SEOK12012
KIM KYUNG HAE12012
LEE SANG JOON12012
OH DUCK HWANself12012
Locations
LocationPatentsSpan
Suwon-si, KR32010–2011
Ansan-si, KR22011–2012