Inventor

Chilkeun Park

Inventor

Seoul, KR

Overview

2→

Patents

1996–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 2 as inventor

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

D06Fprimary

D06FLaundering, drying, ironing, pressing or folding textile articles13%

F21KNon-electric light sources using luminescence13%

F21VFunctional features or details of lighting devices or systems thereof13%

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 emitted13%

G02BOptical elements, systems or apparatus13%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein13%

G10KSound-producing devices13%

H10HInorganic light-emitting semiconductor devices having potential barriers13%

PatentTitleYear

10,962,833Planar lighting device2021 5,515,702'Noise shielding apparatus of washer'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996Patents assigned to SAMSUNG ELECTRONICS CO LTD (1)· patent assignee history

1996–2021Based in Seoul, KR· patent location history

2021Patents assigned to LG ELECTRONICS INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LG ELECTRONICS INC	1	2021
SAMSUNG ELECTRONICS CO LTD	1	1996

Locations

Location	Patents	Span
Seoul, KR	2	1996–2021