Inventor

Hwi Seok Yang

Inventor

Seongnam-si, KR

Overview

4→

Patents

2014–2015

Patent span

Electricity

Primary field (CPC H)

Patents· 4 as inventor

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

F21Yprimary

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted18%

H05BElectric heating18%

F21KNon-electric light sources using luminescence9%

F21VFunctional features or details of lighting devices or systems thereof9%

H01LSemiconductor devices9%

H05KPrinted circuits9%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h109%

LOC139%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications9%

PatentTitleYear

9,109,784'LED-based lighting apparatus with heat pipe cooling structure'2015 9,084,320'LED luminaire having high power LED drive circuit'2015 9,041,303'AC LED lighting apparatus'2015 D0699691'Light emitting diode module for LED lighting'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2015Patents assigned to POSCO LED CO LTD (4)· patent assignee history

2014–2015Based in Seongnam-si, KR· patent location history

2015Patents assigned to HEO YU JIN (1)· patent assignee history

2015Patents assigned to KIM JUNG HWA (1)· patent assignee history

2015Patents assigned to KIM SEUNG KI (1)· patent assignee history

2015Patents assigned to LEE SU WOON (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
POSCO LED CO LTD	4	2014–2015
HEO YU JIN	1	2015
KIM JUNG HWA	1	2015
KIM SEUNG KI	1	2015
LEE SU WOON	1	2015

Locations

Location	Patents	Span
Seongnam-si, KR	4	2014–2015